GTA Online finally gets BattlEye anti-cheat, and some fans think it's a sign of bigger things to come
Simply put, BattlEye aims to keep people in online games from doing things they're not supposed to. That's been an ongoing problem in GTA Online for many years, and a real challenge for Rockstar: Cheaters suck and GTAO is often a goat rodeo, but roleplaying servers enabled by mods are also a big part of what makes GTA Online so popular.