He probably would have noticed the name problem when he first tried to register a url.
Having a worthless check for a nonexistent company, they could have quashed the deal that gave the big company a license to their software. They should have a lawyer by this point, or one of those smart guys should be reading a business book.
The least realistic aspect of this story is that with 5 or 6 people in the project, someone should be doing nothing but sabotaging from the inside and complaining. Another one should be wearing out a pair of shoes trying to cut their own nutty side deal that sells out everyone else.