An "interesting feature" often discussed in this niche community isn't necessarily a game mechanic, but rather the content-protection or "anti-piracy" measures built into some high-end mods. Key Aspects of the "Pirate Mod" Scene Asset Ripping:
A complete replacement launcher that makes installing and managing mods (even free ones) effortless. Custom Shaders Patch (CSP) assetto corsa pirate mods upd