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He's not completely jumping ship, but the dot-com billionaire is selling his blog search engine, IceRocket, leaving his co-owner the CEO spot. Did Mark Cuban realize his property couldn't overthrow Technorati, the tiny giant of blog search?

No word yet on the price, but you can bet it's nothing like Cuban's Bubble 1.0 sale of to Yahoo, which earned him a few billion (enough to buy the Mavericks and start publicly arguing with Donald Trump) just before the market tanked. In fact, at this rate, doesn't Mark earn more money eating potato chips and watching his mutual funds accrue than wasting energy on mere million-dollar deals?

Think Partnership Signs Letter of Intent to Acquire [Press release on Yahoo Finance]