All roms I tested work
Some very useful resources:
Improved Stuff in Rewrite;
SDL instead of SFML I've found SDL to be much easier to use, plus it's much more widespread.
Much shorter and concise operations All the usual operands are grabbed at the beginning, makes code much shorter (most of the opcodes are one-liners), consistent, and less prone to error.
Fixed a bunch of bugs The old version had some rampant bug issues that were hard to track down due to how it was written