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It turns out that for several reasons, creating an exact emulation of even much older gaming technology can be very computationally intensive. http://arstechni

• anonbanker 10y ago
  When people link to this, it's a good idea to mention that 65816 emulation runs as one enormous switch statement. Yes, it's accurate, but at a rather large performance penalty. I'm a daily/weekly higan user, nut I make no excuses for how it's written. take a peek into the code.