- Added scroll bar for level select page
- Added progress bar for level select page
- Added indicators for hidden levels
- Added hotkeys for quit (Esc) and toggle full screen (F11)
- Added pitch variation for certain sound effects
- Added animation when idle is unlocked
- Added speech bubble with gibberish sounds
- Improved hotkey icons
- Improved flicker (energy) boxes display
- Improved some levels with unintentional solutions
- Reduced delay between each move
- Reduced spacing between hint numbers
- Reduced the number of hints that can be displayed together