If you've ever wanted your GBA bios to say "GAY BOY" instead of "GAMEBOY", then this is the python script for you. To patch your bios, supply a valid GBA BIOS (md5: a860e8c0b6d573d191e4ec7db1b1e4f6), name it bios.bin, and then run the python script. It will produce a gay_bios.bin.