eWeek writes, NEWS ANALYSIS: Politics, as it often does in relationships of all kinds, played at least a small part in the breakup. But the bottom line, as it usually is in business deals, was profits and power -- specifically, lack of both. - The first experiment in networking conventional television media with the Internet came to a close on the evening of July 15, when both Microsoft and NBC Universal announced they were abandoning their msnbc.com/MSNBC cable television partnership after exactly 16 years in business together. The ide...