Proud owner of one license. But it will not be the last one. I'm referring friends and anyone who asks me 'which software do I need to install?' without no hesitation: XenForo...
It is the best Forum software anyway! One of the best investments I´ve ever made.
Afraid about the litigation? No way! This is just psychology tactics from competitors.
Lawsuits are common business cases and just normal nowadays..... nothing to worry about.
Only the one, probably going to get a couple more over the summer. Mod community activity has been impressive I expect won't be far to have enough functionality to match vBulletin.