TO DO: A summary of what it does
Implemented by: cbmv7
With variations: ti994ext (through CALL), MSX (with ON/OFF/STOP for interrupts by collision), ugBASIC (also with subcommands AT, COLOR, COMPRESS, DATA FROM, DISABLE, ENABLE, EXPAND, MAX X, MAX Y, MIN X, MIN Y, MONOCOLOR, MULTICOLOR)
Also written as: