Even with the performance improvements of patch 1.0.7.0, players still had to deal with Games for Windows Live (GFWL). GFWL was notorious for losing save files, failing to log in, and consuming system resources.
Because of this, the phrase "GTA IV-Razor1911 1.0.7.0" remains a major point of reference today. Modern players looking to experience legacy mods often use community-made "downgraders" to revert their modern Steam or Rockstar Launcher copies back to the exact 1.0.7.0 architecture popularized by Razor1911 years ago, cementing its status as the most important version in the history of the game. GTA IV-Razor1911 1.0.7.0