Another good anti site -
http://www.enturbulation.org/ - the mockup presentation is great.
There must be some mechanism by which the status of Scientology as a "religion" can be challenged, what actually defines a religion?
If anything can be a religion because they say so, then I want to have my own religion, based on free love, free software, and free anything I can get - everything else, I'll make my followers pay for.