This way under-performing skills got a small boost to make them viable for late game and provide new options for interesting builds. With the second patch, the community started addressing the skill trees of the various vault hunters. The first community patch buffed certain gear and made things like Seraph crystals an auto pick up. The local file which contains the community updates will fix certain gameplay issues and enrich your experience. By tricking the hotfix update process data will now be loaded in from a local file instead of the Borderlands servers. With feedback from the community, some badasses have created an unofficial community patch for Borderlands 2 to make the game even more badass.