Earlier quoted context omitted.
I mean... given it's already assembly it should be easier than normal to reverse-engineer it, no? Or do you think there's lots of nasty low-level hacks in there that will be harder to decipher?
I've tried disassembling the version of RCT 1 that's on Steam, and the program starts by, IIRC, decrypting the other parts of the executable before jumping into it.
Steam uses DRM, does it not? So it could be that, and in that case, perhaps the GOG version gives better results, since they claim to be DRM free.