* multi-directional scroll (based in command MAP2SP)
* allows in-game music based on WYZtracker 2.0.1.0 tool (command MUSIC) and allows simultaneous MUSIC and SOUND commands
* layout ( which is a kind of "tile map"), for maze style games (like Pacman) with collision detection.
* only takes 8 KB, leaving 24 KB for BASIC programs. 8BP reserves 8KB for sprites and 1.4KB for music, but your BASIC program can have up to 24 KB length
* STARS command for sand effects, rain, snow and stars planes.