BHWW
The lack of anything resembling a social life probably helps.

HA HA

NERDS

AM I RIGHT LADIES AND GENTLEMEN

Dib
It's really not that difficult. But for something this graphics intensive, you need to get a compiler on your calc. Also it all has to fit in very little memory, I think my TI85 has maybe 64KB excluding some overhead.

glasseye
I'm 99% sure this was written in assembly. TIBasic is just too slow.