Those of us who sit on the bottom and look up at people like Michael Arrington know that what is happening is more of a result of corporate politics than anything else. When he founded TechCrunch, did he know things would end up this way? His site is the property of AOL and his work over the past six years has made him famous, wealthy, and influential.
Selling yourself doesn't look like a great move, does it? Always maintain ownership of that which you care about.