very good
quality of art: 2/2 great in it's simpleness
quality of sound: 2/2 music is great
originality: 1/2 been used before but you took it to the next level
lag (my computer is pretty good so there should be no lag):2/2 none even with a lot of blue balls on screen
easy to get used to: 2/2 what could be simpler than dodge the blue balls?
-ace