The apparent legal threats that took down these paid hacking tools can be seen as a similar method to fix the game's cheating problem through non-technial means. And while keeping hackers out is important to the interests of fair play, GTA Online's use of microtransactions means hacks that can generate infinite in-game money impact a market that's reportedly worth half a billion dollars to Take Two.
Hack is everywhere, GTA's case shows how online game hacks can directly cause a big amount of loss of money. Not only economic loss, the impression of the game on players are also worsened. So we can see for huge online game, it is super urgent to minimize cheating as much as possible.