> So when Andy Reece says that it was programmed entirely in assembler... does he > really mean EVERYTHING? Like the music and graphics too? How do you even begin to do > such a thing?
How do you think 8 and 16 bit games were made?
Mind you, music usually came through .MID and graphics through the MS-DOS version of DeluxePaint II, but it's entirely possible to enter both as raw hex in assembly source too, as smf described.