How ZSNES pioneered modern Emulation

In the early days, Super Nintendo Emulation was inaccurate and required a fast Pentium II PC to run at full speeds with sound, but in 1997 everything changed with the released on ZSNES, a blazingly fast SNES emulator written entirely in x86 assembly language that ran even on a 486 PC with playable speeds. While other emulators existed, ZSNES brought emulation to the masses with its UI and features.