Any idea on what caused it?
Basically, he is saying, the Pando folks were pissed because he is going to speak at the disrupt conference
Michael Arrington posted on TechCrunch a week ago and is helping out with a new TechCrunch event: http://techcrunch.com/2012/04/04/im-back/
Today, it was announced that CrunchFund invested in rover.com: http://www.geekwire.com/2012/crunchfund-madrona-bite-doggie-...
Not saying either of these things are connected to the split but there's clash potential in them, I guess.