For the past several months I have been working on a cartridge called Extended BASIC G.E.M. (Graphics Enhancement Module) that adds The Missing Link, XB256, and T40XB to Extended BASIC. There is around 11-12K of free space in the 5 groms. A big problem is that these programs total about 18K in length, so some sort of data compression is needed to make everything fit. Dan Bienvenu wrote the Dan2 compression algorithm and PeteE wrote a 9900 assembly code version that decompresses the compressed co