This is a Basic in interpreter in CommodoreSixtyFour written by a kid named David Simons who was 16 years old. This interpreter has many cute graphical & sprite functions which allows you to write without diving into Assembly.
It was 1986 at the time I've heard about it. He must 29 or older now.
So what's he doing today? - SavasAlparslan
In short: after school he worked for SCO on the UNIX kernel, worked on a open source J2EE app server, also worked for Sun and "the leading virtualization company"