Pedophilia and bestiality will then move up from the farm leagues.
...I highly doubt that either of these practices ever attains critical mass...
...but if Jerry Sandusky gets released from prison, I might change my mind...
There was an editorial in the NY Times last week that took a few steps in the dirction of mainstreaming pedophilia. Iirc it made the case that, as a psychological disorder it fell under the protections of the ADA, despite the ADA specifically and explicitly excluding it.