diff --git a/keyboards/alk0/cornedeon/crkbd.c b/keyboards/alk0/cornedeon/crkbd.c
deleted file mode 100644
index ae94088d29..0000000000
--- a/keyboards/alk0/cornedeon/crkbd.c
+++ /dev/null
@@ -1,164 +0,0 @@
-/*
-Copyright 2019 @foostan
-Copyright 2020 Drashna Jaelre <@drashna>
-
-This program is free software: you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation, either version 2 of the License, or
-(at your option) any later version.
-
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program.  If not, see <http://www.gnu.org/licenses/>.
-*/
-
-#include "quantum.h"
-
-#ifdef SWAP_HANDS_ENABLE
-__attribute__((weak)) const keypos_t PROGMEM hand_swap_config[MATRIX_ROWS][MATRIX_COLS] = {
-    // Left
-    {{0, 4}, {1, 4}, {2, 4}, {3, 4}, {4, 4}, {5, 4}},
-    {{0, 5}, {1, 5}, {2, 5}, {3, 5}, {4, 5}, {5, 5}},
-    {{0, 6}, {1, 6}, {2, 6}, {3, 6}, {4, 6}, {5, 6}},
-    {{0, 7}, {1, 7}, {2, 7}, {3, 7}, {4, 7}, {5, 7}},
-    // Right
-    {{0, 0}, {1, 0}, {2, 0}, {3, 0}, {4, 0}, {5, 0}},
-    {{0, 1}, {1, 1}, {2, 1}, {3, 1}, {4, 1}, {5, 1}},
-    {{0, 2}, {1, 2}, {2, 2}, {3, 2}, {4, 2}, {5, 2}},
-    {{0, 3}, {1, 3}, {2, 3}, {3, 3}, {4, 3}, {5, 3}}
-};
-#endif
-
-#ifdef OLED_ENABLE
-
-oled_rotation_t oled_init_kb(oled_rotation_t rotation) {
-    if (!is_keyboard_master()) {
-        return OLED_ROTATION_180; // flips the display 180 degrees if offhand
-    }
-    return rotation;
-}
-
-static void oled_render_layer_state(void) {
-    oled_write_P(PSTR("Layer: "), false);
-    switch (get_highest_layer(layer_state)) {
-        case 0:
-            oled_write_ln_P(PSTR("Default"), false);
-            break;
-        case 1:
-            oled_write_ln_P(PSTR("Lower"), false);
-            break;
-        case 2:
-            oled_write_ln_P(PSTR("Raise"), false);
-            break;
-        case 3:
-            oled_write_ln_P(PSTR("Adjust"), false);
-            break;
-        default:
-            oled_write_ln_P(PSTR("Undef"), false);
-            break;
-    }
-}
-
-char     key_name = ' ';
-uint16_t last_keycode;
-uint8_t  last_row;
-uint8_t  last_col;
-
-static const char PROGMEM code_to_name[60] = {' ', ' ', ' ', ' ', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', '1', '2', '3', '4', '5', '6', '7', '8', '9', '0', 'R', 'E', 'B', 'T', '_', '-', '=', '[', ']', '\\', '#', ';', '\'', '`', ',', '.', '/', ' ', ' ', ' '};
-
-static void set_keylog(uint16_t keycode, keyrecord_t *record) {
-    // save the row and column (useful even if we can't find a keycode to show)
-    last_row = record->event.key.row;
-    last_col = record->event.key.col;
-
-    key_name     = ' ';
-    last_keycode = keycode;
-    if (IS_QK_MOD_TAP(keycode)) {
-        if (record->tap.count) {
-            keycode = QK_MOD_TAP_GET_TAP_KEYCODE(keycode);
-        } else {
-            keycode = 0xE0 + biton(QK_MOD_TAP_GET_MODS(keycode) & 0xF) + biton(QK_MOD_TAP_GET_MODS(keycode) & 0x10);
-        }
-    } else if (IS_QK_LAYER_TAP(keycode) && record->tap.count) {
-        keycode = QK_LAYER_TAP_GET_TAP_KEYCODE(keycode);
-    } else if (IS_QK_MODS(keycode)) {
-        keycode = QK_MODS_GET_BASIC_KEYCODE(keycode);
-    } else if (IS_QK_ONE_SHOT_MOD(keycode)) {
-        keycode = 0xE0 + biton(QK_ONE_SHOT_MOD_GET_MODS(keycode) & 0xF) + biton(QK_ONE_SHOT_MOD_GET_MODS(keycode) & 0x10);
-    }
-    if (keycode > ARRAY_SIZE(code_to_name)) {
-        return;
-    }
-
-    // update keylog
-    key_name = pgm_read_byte(&code_to_name[keycode]);
-}
-
-static const char *depad_str(const char *depad_str, char depad_char) {
-    while (*depad_str == depad_char)
-        ++depad_str;
-    return depad_str;
-}
-
-static void oled_render_keylog(void) {
-    oled_write_char('0' + last_row, false);
-    oled_write_P(PSTR("x"), false);
-    oled_write_char('0' + last_col, false);
-    oled_write_P(PSTR(", k"), false);
-    const char *last_keycode_str = get_u16_str(last_keycode, ' ');
-    oled_write(depad_str(last_keycode_str, ' '), false);
-    oled_write_P(PSTR(":"), false);
-    oled_write_char(key_name, false);
-    oled_advance_page(true);
-}
-
-// static void render_bootmagic_status(bool status) {
-//     /* Show Ctrl-Gui Swap options */
-//     static const char PROGMEM logo[][2][3] = {
-//         {{0x97, 0x98, 0}, {0xb7, 0xb8, 0}},
-//         {{0x95, 0x96, 0}, {0xb5, 0xb6, 0}},
-//     };
-//     if (status) {
-//         oled_write_ln_P(logo[0][0], false);
-//         oled_write_ln_P(logo[0][1], false);
-//     } else {
-//         oled_write_ln_P(logo[1][0], false);
-//         oled_write_ln_P(logo[1][1], false);
-//     }
-// }
-
-__attribute__((weak)) void oled_render_logo(void) {
-    // clang-format off
-    static const char PROGMEM crkbd_logo[] = {
-        0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f, 0x90, 0x91, 0x92, 0x93, 0x94,
-        0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, 0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf, 0xb0, 0xb1, 0xb2, 0xb3, 0xb4,
-        0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, 0xd0, 0xd1, 0xd2, 0xd3, 0xd4,
-        0};
-    // clang-format on
-    oled_write_P(crkbd_logo, false);
-}
-
-bool oled_task_kb(void) {
-    if (!oled_task_user()) {
-        return false;
-    }
-    if (is_keyboard_master()) {
-        oled_render_layer_state();
-        oled_render_keylog();
-    } else {
-        oled_render_logo();
-    }
-    return false;
-}
-
-bool process_record_kb(uint16_t keycode, keyrecord_t *record) {
-    if (record->event.pressed) {
-        set_keylog(keycode, record);
-    }
-    return process_record_user(keycode, record);
-}
-#endif // OLED_ENABLE
diff --git a/keyboards/alk0/cornedeon/keymaps/vial/config.h b/keyboards/alk0/cornedeon/keymaps/vial/config.h
index ce9576581b..e4f5369686 100644
--- a/keyboards/alk0/cornedeon/keymaps/vial/config.h
+++ b/keyboards/alk0/cornedeon/keymaps/vial/config.h
@@ -18,7 +18,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #pragma once
 
-#define VIAL_KEYBOARD_UID {0x3B, 0x6B, 0xA0, 0x29, 0x80, 0x56, 0xED, 0xD1}
+#define VIAL_KEYBOARD_UID {0xA8, 0xE7, 0xCA, 0x40, 0x6B, 0x53, 0x0B, 0x1F}
 #define VIAL_UNLOCK_COMBO_ROWS {0, 0}
 #define VIAL_UNLOCK_COMBO_COLS {0, 1}
 
@@ -32,7 +32,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #    define USE_SERIAL
 #endif
 
-#define SPLIT_USB_DETECT
+// For master half only when MASTER_LEFT/MASTER_RIGHT using
 #define WAIT_FOR_USB
 
 /* Select hand configuration */
diff --git a/keyboards/alk0/cornedeon/lib/glcdfont.c b/keyboards/alk0/cornedeon/lib/glcdfont.c
deleted file mode 100644
index 41041f12bb..0000000000
--- a/keyboards/alk0/cornedeon/lib/glcdfont.c
+++ /dev/null
@@ -1,232 +0,0 @@
-// This is the 'classic' fixed-space bitmap font for Adafruit_GFX since 1.0.
-// See gfxfont.h for newer custom bitmap font info.
-
-#include "progmem.h"
-
-// Standard ASCII 5x7 font
-const unsigned char font[] PROGMEM = {
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x3E, 0x5B, 0x4F, 0x5B, 0x3E, 0x00,
-0x3E, 0x6B, 0x4F, 0x6B, 0x3E, 0x00,
-0x1C, 0x3E, 0x7C, 0x3E, 0x1C, 0x00,
-0x18, 0x3C, 0x7E, 0x3C, 0x18, 0x00,
-0x1C, 0x57, 0x7D, 0x57, 0x1C, 0x00,
-0x1C, 0x5E, 0x7F, 0x5E, 0x1C, 0x00,
-0x00, 0x18, 0x3C, 0x18, 0x00, 0x00,
-0xFF, 0xE7, 0xC3, 0xE7, 0xFF, 0x00,
-0x00, 0x18, 0x24, 0x18, 0x00, 0x00,
-0xFF, 0xE7, 0xDB, 0xE7, 0xFF, 0x00,
-0x30, 0x48, 0x3A, 0x06, 0x0E, 0x00,
-0x26, 0x29, 0x79, 0x29, 0x26, 0x00,
-0x40, 0x7F, 0x05, 0x05, 0x07, 0x00,
-0x40, 0x7F, 0x05, 0x25, 0x3F, 0x00,
-0x5A, 0x3C, 0xE7, 0x3C, 0x5A, 0x00,
-0x7F, 0x3E, 0x1C, 0x1C, 0x08, 0x00,
-0x08, 0x1C, 0x1C, 0x3E, 0x7F, 0x00,
-0x14, 0x22, 0x7F, 0x22, 0x14, 0x00,
-0x5F, 0x5F, 0x00, 0x5F, 0x5F, 0x00,
-0x06, 0x09, 0x7F, 0x01, 0x7F, 0x00,
-0x00, 0x66, 0x89, 0x95, 0x6A, 0x00,
-0x60, 0x60, 0x60, 0x60, 0x60, 0x00,
-0x94, 0xA2, 0xFF, 0xA2, 0x94, 0x00,
-0x08, 0x04, 0x7E, 0x04, 0x08, 0x00,
-0x10, 0x20, 0x7E, 0x20, 0x10, 0x00,
-0x08, 0x08, 0x2A, 0x1C, 0x08, 0x00,
-0x08, 0x1C, 0x2A, 0x08, 0x08, 0x00,
-0x1E, 0x10, 0x10, 0x10, 0x10, 0x00,
-0x0C, 0x1E, 0x0C, 0x1E, 0x0C, 0x00,
-0x30, 0x38, 0x3E, 0x38, 0x30, 0x00,
-0x06, 0x0E, 0x3E, 0x0E, 0x06, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x5F, 0x00, 0x00, 0x00,
-0x00, 0x07, 0x00, 0x07, 0x00, 0x00,
-0x14, 0x7F, 0x14, 0x7F, 0x14, 0x00,
-0x24, 0x2A, 0x7F, 0x2A, 0x12, 0x00,
-0x23, 0x13, 0x08, 0x64, 0x62, 0x00,
-0x36, 0x49, 0x56, 0x20, 0x50, 0x00,
-0x00, 0x08, 0x07, 0x03, 0x00, 0x00,
-0x00, 0x1C, 0x22, 0x41, 0x00, 0x00,
-0x00, 0x41, 0x22, 0x1C, 0x00, 0x00,
-0x2A, 0x1C, 0x7F, 0x1C, 0x2A, 0x00,
-0x08, 0x08, 0x3E, 0x08, 0x08, 0x00,
-0x00, 0x80, 0x70, 0x30, 0x00, 0x00,
-0x08, 0x08, 0x08, 0x08, 0x08, 0x00,
-0x00, 0x00, 0x60, 0x60, 0x00, 0x00,
-0x20, 0x10, 0x08, 0x04, 0x02, 0x00,
-0x3E, 0x51, 0x49, 0x45, 0x3E, 0x00,
-0x00, 0x42, 0x7F, 0x40, 0x00, 0x00,
-0x72, 0x49, 0x49, 0x49, 0x46, 0x00,
-0x21, 0x41, 0x49, 0x4D, 0x33, 0x00,
-0x18, 0x14, 0x12, 0x7F, 0x10, 0x00,
-0x27, 0x45, 0x45, 0x45, 0x39, 0x00,
-0x3C, 0x4A, 0x49, 0x49, 0x31, 0x00,
-0x41, 0x21, 0x11, 0x09, 0x07, 0x00,
-0x36, 0x49, 0x49, 0x49, 0x36, 0x00,
-0x46, 0x49, 0x49, 0x29, 0x1E, 0x00,
-0x00, 0x00, 0x14, 0x00, 0x00, 0x00,
-0x00, 0x40, 0x34, 0x00, 0x00, 0x00,
-0x00, 0x08, 0x14, 0x22, 0x41, 0x00,
-0x14, 0x14, 0x14, 0x14, 0x14, 0x00,
-0x00, 0x41, 0x22, 0x14, 0x08, 0x00,
-0x02, 0x01, 0x59, 0x09, 0x06, 0x00,
-0x3E, 0x41, 0x5D, 0x59, 0x4E, 0x00,
-0x7C, 0x12, 0x11, 0x12, 0x7C, 0x00,
-0x7F, 0x49, 0x49, 0x49, 0x36, 0x00,
-0x3E, 0x41, 0x41, 0x41, 0x22, 0x00,
-0x7F, 0x41, 0x41, 0x41, 0x3E, 0x00,
-0x7F, 0x49, 0x49, 0x49, 0x41, 0x00,
-0x7F, 0x09, 0x09, 0x09, 0x01, 0x00,
-0x3E, 0x41, 0x41, 0x51, 0x73, 0x00,
-0x7F, 0x08, 0x08, 0x08, 0x7F, 0x00,
-0x00, 0x41, 0x7F, 0x41, 0x00, 0x00,
-0x20, 0x40, 0x41, 0x3F, 0x01, 0x00,
-0x7F, 0x08, 0x14, 0x22, 0x41, 0x00,
-0x7F, 0x40, 0x40, 0x40, 0x40, 0x00,
-0x7F, 0x02, 0x1C, 0x02, 0x7F, 0x00,
-0x7F, 0x04, 0x08, 0x10, 0x7F, 0x00,
-0x3E, 0x41, 0x41, 0x41, 0x3E, 0x00,
-0x7F, 0x09, 0x09, 0x09, 0x06, 0x00,
-0x3E, 0x41, 0x51, 0x21, 0x5E, 0x00,
-0x7F, 0x09, 0x19, 0x29, 0x46, 0x00,
-0x26, 0x49, 0x49, 0x49, 0x32, 0x00,
-0x03, 0x01, 0x7F, 0x01, 0x03, 0x00,
-0x3F, 0x40, 0x40, 0x40, 0x3F, 0x00,
-0x1F, 0x20, 0x40, 0x20, 0x1F, 0x00,
-0x3F, 0x40, 0x38, 0x40, 0x3F, 0x00,
-0x63, 0x14, 0x08, 0x14, 0x63, 0x00,
-0x03, 0x04, 0x78, 0x04, 0x03, 0x00,
-0x61, 0x59, 0x49, 0x4D, 0x43, 0x00,
-0x00, 0x7F, 0x41, 0x41, 0x41, 0x00,
-0x02, 0x04, 0x08, 0x10, 0x20, 0x00,
-0x00, 0x41, 0x41, 0x41, 0x7F, 0x00,
-0x04, 0x02, 0x01, 0x02, 0x04, 0x00,
-0x40, 0x40, 0x40, 0x40, 0x40, 0x00,
-0x00, 0x03, 0x07, 0x08, 0x00, 0x00,
-0x20, 0x54, 0x54, 0x78, 0x40, 0x00,
-0x7F, 0x28, 0x44, 0x44, 0x38, 0x00,
-0x38, 0x44, 0x44, 0x44, 0x28, 0x00,
-0x38, 0x44, 0x44, 0x28, 0x7F, 0x00,
-0x38, 0x54, 0x54, 0x54, 0x18, 0x00,
-0x00, 0x08, 0x7E, 0x09, 0x02, 0x00,
-0x18, 0x24, 0x24, 0x1C, 0x78, 0x00,
-0x7F, 0x08, 0x04, 0x04, 0x78, 0x00,
-0x00, 0x44, 0x7D, 0x40, 0x00, 0x00,
-0x20, 0x40, 0x40, 0x3D, 0x00, 0x00,
-0x7F, 0x10, 0x28, 0x44, 0x00, 0x00,
-0x00, 0x41, 0x7F, 0x40, 0x00, 0x00,
-0x7C, 0x04, 0x78, 0x04, 0x78, 0x00,
-0x7C, 0x08, 0x04, 0x04, 0x78, 0x00,
-0x38, 0x44, 0x44, 0x44, 0x38, 0x00,
-0x7C, 0x18, 0x24, 0x24, 0x18, 0x00,
-0x18, 0x24, 0x24, 0x18, 0x7C, 0x00,
-0x7C, 0x08, 0x04, 0x04, 0x08, 0x00,
-0x48, 0x54, 0x54, 0x54, 0x24, 0x00,
-0x04, 0x04, 0x3F, 0x44, 0x24, 0x00,
-0x3C, 0x40, 0x40, 0x20, 0x7C, 0x00,
-0x1C, 0x20, 0x40, 0x20, 0x1C, 0x00,
-0x3C, 0x40, 0x30, 0x40, 0x3C, 0x00,
-0x44, 0x28, 0x10, 0x28, 0x44, 0x00,
-0x4C, 0x90, 0x90, 0x90, 0x7C, 0x00,
-0x44, 0x64, 0x54, 0x4C, 0x44, 0x00,
-0x00, 0x08, 0x36, 0x41, 0x00, 0x00,
-0x00, 0x00, 0x77, 0x00, 0x00, 0x00,
-0x00, 0x41, 0x36, 0x08, 0x00, 0x00,
-0x02, 0x01, 0x02, 0x04, 0x02, 0x00,
-0x3C, 0x26, 0x23, 0x26, 0x3C, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0xC0, 0xE0,
-0xF0, 0xF8, 0xF8, 0x18, 0x00, 0xC0,
-0xF0, 0xFC, 0xFE, 0xFF, 0xFF, 0xFF,
-0xFF, 0xFF, 0xFF, 0xFF, 0x7E, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x80, 0xC0, 0xE0, 0xE0,
-0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0,
-0xC0, 0x80, 0x00, 0x00, 0x00, 0x00,
-0x80, 0xC0, 0xE0, 0xE0, 0xE0, 0xE0,
-0xE0, 0xE0, 0xE0, 0xE0, 0xC0, 0x80,
-0x00, 0x00, 0x00, 0xE0, 0xE0, 0xC0,
-0xC0, 0xE0, 0xE0, 0xE0, 0xE0, 0x00,
-0x00, 0xE0, 0xE0, 0xC0, 0xC0, 0xE0,
-0xE0, 0xE0, 0xE0, 0xE0, 0xC0, 0x80,
-0x00, 0x00, 0x00, 0x00, 0x80, 0xC0,
-0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0,
-0xE0, 0xE0, 0xC0, 0x80, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0xE0, 0xF0, 0xF0, 0xF0, 0xE0, 0xEC,
-0xEE, 0xF7, 0xF3, 0x70, 0x20, 0x00,
-0x7C, 0x7C, 0x7C, 0x7E, 0x00, 0x7E,
-0x7E, 0x7E, 0x7F, 0x7F, 0x7F, 0x00,
-0x00, 0x80, 0xC0, 0xE0, 0x7E, 0x5B,
-0x4F, 0x5B, 0xFE, 0xC0, 0x00, 0x00,
-0xC0, 0x00, 0xDC, 0xD7, 0xDE, 0xDE,
-0xDE, 0xD7, 0xDC, 0x00, 0xC0, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0xF8, 0xFC, 0xFE,
-0xFF, 0xE0, 0x00, 0xFF, 0xFF, 0xFF,
-0xFF, 0xFF, 0xFF, 0x80, 0xFF, 0xFF,
-0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
-0xFF, 0x1F, 0x07, 0x01, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0xFF, 0xFF, 0xFF, 0x81, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x81,
-0xC3, 0xC3, 0xC3, 0x00, 0x00, 0xFF,
-0xFF, 0xFF, 0x81, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x81, 0xFF, 0xFF,
-0xFF, 0x00, 0x00, 0xFF, 0xFF, 0xFF,
-0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0xFF, 0xFF, 0xFF, 0x01, 0x00,
-0x00, 0x00, 0x00, 0x01, 0xFF, 0xFF,
-0xFF, 0x00, 0x00, 0xFF, 0xFF, 0xFF,
-0x9D, 0x1C, 0x1C, 0x1C, 0x1C, 0x1C,
-0x1C, 0x9D, 0xDF, 0xDF, 0xDF, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x0F, 0x1F, 0x3F, 0x7F, 0x7F, 0x7F,
-0x7F, 0x7F, 0x3F, 0x1E, 0x0C, 0x00,
-0x1F, 0x1F, 0x1F, 0x3F, 0x00, 0x3F,
-0x3F, 0x3F, 0x7F, 0x7F, 0x7F, 0x00,
-0x30, 0x7B, 0x7F, 0x78, 0x30, 0x20,
-0x20, 0x30, 0x78, 0x7F, 0x3B, 0x00,
-0x03, 0x00, 0x0F, 0x7F, 0x0F, 0x0F,
-0x0F, 0x7F, 0x0F, 0x00, 0x03, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x03, 0x0F, 0x1F,
-0x3F, 0x3F, 0x3F, 0x3F, 0x1F, 0x1F,
-0x3F, 0x3F, 0x7F, 0x7F, 0x7F, 0x3F,
-0x3F, 0x1F, 0x3F, 0x7F, 0x7F, 0x7F,
-0x7F, 0x7C, 0x78, 0x78, 0x38, 0x1C,
-0x0F, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x01, 0x03, 0x07, 0x07,
-0x07, 0x07, 0x07, 0x07, 0x07, 0x07,
-0x03, 0x01, 0x00, 0x00, 0x00, 0x00,
-0x01, 0x03, 0x07, 0x07, 0x07, 0x07,
-0x07, 0x07, 0x07, 0x07, 0x03, 0x01,
-0x00, 0x00, 0x00, 0x07, 0x07, 0x07,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x07, 0x07, 0x07, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x07, 0x07,
-0x07, 0x00, 0x00, 0x00, 0x01, 0x03,
-0x07, 0x07, 0x07, 0x07, 0x07, 0x07,
-0x07, 0x07, 0x03, 0x01, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-};
diff --git a/keyboards/alk0/cornedeon/lib/host_led_state_reader.c b/keyboards/alk0/cornedeon/lib/host_led_state_reader.c
deleted file mode 100644
index 8602134f69..0000000000
--- a/keyboards/alk0/cornedeon/lib/host_led_state_reader.c
+++ /dev/null
@@ -1,16 +0,0 @@
-#include <stdio.h>
-#include "led.h"
-#include "host.h"
-
-char host_led_state_str[24];
-
-const char *read_host_led_state(void)
-{
-  led_t led_state = host_keyboard_led_state();
-  snprintf(host_led_state_str, sizeof(host_led_state_str), "NL:%s CL:%s SL:%s",
-           (led_state.num_lock) ? "on" : "- ",
-           (led_state.caps_lock) ? "on" : "- ",
-           (led_state.scroll_lock) ? "on" : "- ");
-
-  return host_led_state_str;
-}
diff --git a/keyboards/alk0/cornedeon/lib/keylogger.c b/keyboards/alk0/cornedeon/lib/keylogger.c
deleted file mode 100644
index 84d2f8913d..0000000000
--- a/keyboards/alk0/cornedeon/lib/keylogger.c
+++ /dev/null
@@ -1,46 +0,0 @@
-#include <stdio.h>
-#include <stdint.h>
-#include "action.h"
-
-char keylog_str[24] = {};
-char keylogs_str[21] = {};
-int keylogs_str_idx = 0;
-
-const char code_to_name[60] = {
-    ' ', ' ', ' ', ' ', 'a', 'b', 'c', 'd', 'e', 'f',
-    'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p',
-    'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z',
-    '1', '2', '3', '4', '5', '6', '7', '8', '9', '0',
-    'R', 'E', 'B', 'T', ' ', ' ', ' ', ' ', ' ', ' ',
-    ' ', ';', '\'', ' ', ',', '.', '/', ' ', ' ', ' '};
-
-void set_keylog(uint16_t keycode, keyrecord_t *record) {
-  char name = ' ';
-  if (keycode < 60) {
-    name = code_to_name[keycode];
-  }
-
-  // update keylog
-  snprintf(keylog_str, sizeof(keylog_str), "%dx%d, k%2d : %c",
-           record->event.key.row, record->event.key.col,
-           keycode, name);
-
-  // update keylogs
-  if (keylogs_str_idx == sizeof(keylogs_str) - 1) {
-    keylogs_str_idx = 0;
-    for (int i = 0; i < sizeof(keylogs_str) - 1; i++) {
-      keylogs_str[i] = ' ';
-    }
-  }
-
-  keylogs_str[keylogs_str_idx] = name;
-  keylogs_str_idx++;
-}
-
-const char *read_keylog(void) {
-  return keylog_str;
-}
-
-const char *read_keylogs(void) {
-  return keylogs_str;
-}
diff --git a/keyboards/alk0/cornedeon/lib/layer_state_reader.c b/keyboards/alk0/cornedeon/lib/layer_state_reader.c
deleted file mode 100644
index f1030cae09..0000000000
--- a/keyboards/alk0/cornedeon/lib/layer_state_reader.c
+++ /dev/null
@@ -1,38 +0,0 @@
-#include <stdio.h>
-#include "action_layer.h"
-
-// in the future, should use (1U<<_LAYER_NAME) instead, but needs to be moved to keymap,c
-#define L_BASE 0
-#define L_LOWER 2
-#define L_RAISE 4
-#define L_ADJUST 8
-#define L_ADJUST_TRI 14
-
-char layer_state_str[24];
-
-const char *read_layer_state(void) {
-  switch (layer_state)
-  {
-  case L_BASE:
-    snprintf(layer_state_str, sizeof(layer_state_str), "Layer: Default");
-    break;
-  case L_RAISE:
-    snprintf(layer_state_str, sizeof(layer_state_str), "Layer: Raise");
-    break;
-  case L_LOWER:
-    snprintf(layer_state_str, sizeof(layer_state_str), "Layer: Lower");
-    break;
-  case L_ADJUST:
-  case L_ADJUST_TRI:
-    snprintf(layer_state_str, sizeof(layer_state_str), "Layer: Adjust");
-    break;
-  default:
-#if defined (LAYER_STATE_32BIT)
-    snprintf(layer_state_str, sizeof(layer_state_str), "Layer: Undef-%ld", layer_state);
-#else
-    snprintf(layer_state_str, sizeof(layer_state_str), "Layer: Undef-%d", layer_state);
-#endif
-  }
-
-  return layer_state_str;
-}
diff --git a/keyboards/alk0/cornedeon/lib/logo_reader.c b/keyboards/alk0/cornedeon/lib/logo_reader.c
deleted file mode 100644
index 039a538cc5..0000000000
--- a/keyboards/alk0/cornedeon/lib/logo_reader.c
+++ /dev/null
@@ -1,9 +0,0 @@
-const char *read_logo(void) {
-  static char logo[] = {
-      0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f, 0x90, 0x91, 0x92, 0x93, 0x94,
-      0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, 0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf, 0xb0, 0xb1, 0xb2, 0xb3, 0xb4,
-      0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, 0xd0, 0xd1, 0xd2, 0xd3, 0xd4,
-      0};
-
-  return logo;
-}
diff --git a/keyboards/alk0/cornedeon/lib/mode_icon_reader.c b/keyboards/alk0/cornedeon/lib/mode_icon_reader.c
deleted file mode 100644
index 9dadd6ac86..0000000000
--- a/keyboards/alk0/cornedeon/lib/mode_icon_reader.c
+++ /dev/null
@@ -1,14 +0,0 @@
-#include <stdio.h>
-
-char mode_icon[24];
-
-const char *read_mode_icon(bool swap) {
-  static char logo[][2][3] = {{{0x95, 0x96, 0}, {0xb5, 0xb6, 0}}, {{0x97, 0x98, 0}, {0xb7, 0xb8, 0}}};
-  if (swap == false) {
-    snprintf(mode_icon, sizeof(mode_icon), "%s\n%s", logo[0][0], logo[0][1]);
-  } else {
-    snprintf(mode_icon, sizeof(mode_icon), "%s\n%s", logo[1][0], logo[1][1]);
-  }
-
-  return mode_icon;
-}
diff --git a/keyboards/alk0/cornedeon/lib/rgb_state_reader.c b/keyboards/alk0/cornedeon/lib/rgb_state_reader.c
deleted file mode 100644
index 8ba0cda8df..0000000000
--- a/keyboards/alk0/cornedeon/lib/rgb_state_reader.c
+++ /dev/null
@@ -1,15 +0,0 @@
-#ifdef RGBLIGHT_ENABLE
-
-#include <stdio.h>
-#include "rgblight.h"
-
-extern rgblight_config_t rgblight_config;
-char rbf_info_str[24];
-const char *read_rgb_info(void) {
-
-  snprintf(rbf_info_str, sizeof(rbf_info_str), "%s %2d h%3d s%3d v%3d",
-    rgblight_config.enable ? "on" : "- ", rgblight_config.mode,
-    rgblight_config.hue, rgblight_config.sat, rgblight_config.val);
-  return rbf_info_str;
-}
-#endif
diff --git a/keyboards/alk0/cornedeon/lib/timelogger.c b/keyboards/alk0/cornedeon/lib/timelogger.c
deleted file mode 100644
index 83fe9706dd..0000000000
--- a/keyboards/alk0/cornedeon/lib/timelogger.c
+++ /dev/null
@@ -1,16 +0,0 @@
-#include <stdio.h>
-#include "timer.h"
-
-char timelog_str[24] = {};
-int last_time = 0;
-int elapsed_time = 0;
-
-void set_timelog(void) {
-  elapsed_time = timer_elapsed(last_time);
-  last_time = timer_read();
-  snprintf(timelog_str, sizeof(timelog_str), "lt:%5d, et:%5d", last_time, elapsed_time);
-}
-
-const char *read_timelog(void) {
-  return timelog_str;
-}