However, I don't see how anyone else (and least of all, the owners of TechCrunch) can ignore those two matters - and the resultant impact on the credibility of TechCrunch.
Ultimately, Arrington made a conscious decision to sell TechCrunch to AOL. He made another conscious decision to become the founder of CrunchFund.
The two-option ultimatum in his post seems like simple posturing. It seems like he is ready to finally leave TechCrunch, but doesn't want to frame it as a simple matter of leaving TechCrunch to become a full-time investor (who also blogs - the Fred Wilson model).