MTV used to be nothing but music videos . Reality shows are a low-cost form of entertainment for TV networks , says Bark . He says the shows encourage people to do attention-getting stunts . Bark says the `` Jon & Kate '' gate crashers topped White House and the `` balloon boy '' story . TV has created a `` bottomless pit '' of venues for abnormal behavior , Ed Bark says .
Reality shows are a low-cost form of entertainment for TV networks , says Bark . He says the shows encourage people to do attention-getting stunts . Bark says the `` Jon & Kate '' gate crashers topped White House and the `` balloon boy '' story . TV has created a `` bottomless pit '' of venues for abnormal behavior , Ed Bark says .