First there were the Dyson vs. Hoover ads, the Miller Lite vs. Bud Light spots (remember the Dalmatian leaping off a truck?) and Huggies vs. Pampers (delivering a literal brickbat with a spot showing a mom diapering a brick).

Now Time Warner has said it will go after Verizon in its new campaign, serving a counterpunch to its rival's claim that Fios internet service is "10 times faster than cable." In a seeming homage to the Apple ads, the Fios spots feature its installer humorously interacting with a hapless cable installer.

Meanwhile, as anyone with eyes and a TV set will be all too aware, Microsoft is coming back at Steve Jobs and Co. with a couple of ads that effectively characterize Mac as lacking individuality and accuse Apple of stereotyping those poor PC users.

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