For the best feel, consider an arcade stick or XInput controller rather than a keyboard.
.rar archive containing individual .zip ROM files. more than 200 MAME Arcade.rar
Keep the resulting .zip files compressed; MAME reads them directly from your roms folder. For the best feel, consider an arcade stick
Use a tool like 7-Zip or WinRAR to extract the .rar archive. For the best feel