By LYNN ELBER
LOS ANGELES — Twenty years ago, cable TV finally broke down the Emmy barrier that kept it from competing with broadcasting. Until the 1987-88 TV season, when HBO’s ‘‘Dear America: Letters Home from Vietnam’’ was honored, cable channels settled for CableAce trophies.
It’s a different story for today’s newest media — the digital programming available on the Internet and phone — with a handful of Emmys already claimed by Web shows including the charity concert Live 8 on AOL. Whether there will be more honors any time soon, however, is as fuzzy as a black-and-white picture tuned with rabbit ears. ...
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