Take the nightly news. Of the broadcast networks, one channel (NBC) gets 10 million views. The other two get 8.5 (ABC) and 6.7 (CBS) million viewers. Now add up the long-tail. Isn't the sum greater than the parts?<p><a href="http://www.mediabistro.com/tvnewser/evening_news_ratings/" rel="nofollow">http://www.mediabistro.com/tvnewser/evening_news_ratings/</a><p>Sure, in an ideal world resources would get shared. But that's ignoring (1) they're not sharing already, where they can; and (2) they'd have to negotiate a bunch of things when they could be simply covering the stories.