Well, I don't know about anything big every having 'gone down' on YT where you can't say anything about this breeder...if that is the case, it's news to me.
The site you mentioned is run by a "breeder" named Jeff Dane that is nortorious here on YT, and not in a good way. Do a search on his name or on the website yorkiepup.com and I'm sure you'll get more than enough information to confirm what your gut is telling you.
Here are just a few:
http://www.yorkietalk.com/forums/gen...le-so-sad.html http://www.yorkietalk.com/forums/gen...uppy-mill.html http://www.yorkietalk.com/forums/gen...00-yorkie.html