Midwestcon's an annual science fiction convention held in the Cincinnati, Ohio area. The 1949 Worldcon took place in Cincinnati, and the first Midwestcon followed in 1950, and has been held every year since, making it among the longest-running conventions to be held in the same city. Midwestcon's a type of convention known as a "relaxacon," which means that it's no programming, dealer's room or guests of honor. Instead it's notable as a means for science fiction fans to get together and talk t… (More on Midwestcon)