Rockstar has rushed to release the first patch for Grand Theft Auto 5, which corrects two major mistakes hat were known to players since launch.
The first was a problem with the Windows username, when contained nontraditional characters, preventing players to start the game. Rockstar Games took care of immediately notify about the bug, and have provided a temporary solution for those who bought the game from day one.
The second problem was less apparent and it seems that only affected some users, causing the game launcher exceeded CPU usage due to the game.
The patch weighs about 200MB, if you have a legit copy of the game it will automatically start downloading from Steam and Rockstar Social Club.