You can find a brief description of why here atCease n' deBitched | MetaFilter and a more comprehensive explanation about 40 minutes into Episode 10 of Cast-On.
More info here too:
I watched Disney pull this crap and it's why I left. I'm not about to stay quiet while some Insulting Little Man from a Little Company snubs the knitting community and tries to push us around with meaningless lawyerly threats.
I'm going to my Stitch and Bitch this Wednesday night. And I'll say it out loud as often as I can. While noting, publicly, that we are not a Stitch and Bitch Cafe...you can have that all to yourself, Little Company.