The head of one of the nation’s biggest cable TV empires says it’s time to say goodbye to a bunch of competing television networks.

Turner CEO John Martin, who oversees TBS, CNN, Cartoon Network, TNT and other channels, is continuing calls for cable providers to slash how many networks they carry, perhaps leaving only 60.

>> Which ones should disappear? Find out more, including how Martin intends to 'sniff" out more information about viewers and launch "personalized" TV, in my latest Unofficial Business column on MyAJC.com.

AJC Unofficial Business columnist Matt Kempner offers you a unique look at the business scene in metro Atlanta and beyond. You'll find more on myAJC.com, including these columns:

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