A: No. MAME validates the ZIP container and CRC checksums. Extracting breaks this. This article is for educational purposes only. The author does not condone piracy. Always respect copyright laws and support official re-releases of classic games where available.
QSound used a technique called to create a three-dimensional sound field from just two stereo speakers. Unlike true surround sound, QSound tricked the human ear into perceiving sounds as coming from left, right, center, or even behind the listener. qsound-hle.zip rom
A: No. One copy in the global roms/ folder works for all compatible games. qsound-hle.zip rom