Matthew Price OafCon 2017 seemed to increase attendance without losing the old-fashioned, intimate vibe of the show this year. As the Oklahoma Alliance of Fandom, or OAF, celebrated its 50th year, the annual show, OafCon, celebrated by offering free attendance. Organizer Bart Bush said on Saturday it looked like the show would see increased attendance and possibly somewhat smaller profits due to the free attendance. "But not everything is about money," he added.