1) Change high score listing from default to '---'
2) Mouse click on buttons on high scores page
3) Keyboard typing entry on high scores page
4) Change icons for specialty keys on the high scores page
5) Add some sort of highlight effect showing which line is being rotated currently - particles added to each block in the line?
6) Once a rotation begins, lock it to only that line until button released
7) Accept/cancel options in Settings screen would be beneficial.
8) Remove delay on loading screen
9) If you click and hold the mouse, then move it around a bunch outside of the window, the game crashes within a few seconds
10) Add in some tutorial screens
11) Possible language localization
12) Better explanation on alarms, possible keep grid size at no larger than 8 to begin.