Sean Portnoy

Sean Portnoy started his tech writing career at ZDNet nearly a decade ago. He then spent several years as an editor at Computer Shopper magazine, most recently serving as online executive editor. He received a B.A. from Brown University and an M.A. from the University of Southern California.

Latest Posts

Your TV set-top box might cost you more on your energy bills than your refrigerator

Your TV set-top box might cost you more on your energy bills than your refrigerator

There's been a big stink made about the power-hogging ways of HDTVs, but something else in the living room -- and something a whole lot smaller -- is probably costing more in electricity bills each month.The humble HD set-top box uses about the same amount of power per year as a desktop computer, according to the Natural Resources Defense Council, but add DVR functionality to that device, and it suddenly sucks down more juice than a 21-cubic-foot refrigerator.

published June 26, 2011 by

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Call it a comeback: Plasma HDTV sales continue to increase after near extinction

Call it a comeback: Plasma HDTV sales continue to increase after near extinction

Despite most critics favoring their picture quality, plasmas were at death's doorsteps a couple of years ago, with Pioneer and Vizio abandoning the technology as LCD sales surged. But after slashing prices, the remaining plasma manufacturers -- LG, Panasonic, Samsung -- have resuscitated the market for the sets, which generally deliver better black-level performance and are cheaper than LCDs at larger screen sizes.

published June 22, 2011 by

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Apple TV + iPad = Wireless Gaming Platform for your HDTV?

Apple TV + iPad = Wireless Gaming Platform for your HDTV?

Apple may or may not have thought about the Apple TV as a gaming platform when the latest version was released last year, but the makers of Real Racing certainly gave it serious consideration when designing an update to the racing sim. That company, Firemint, has announced that Real Racing 2 HD will be the first game to support wireless gaming using Apple's AirPlay feature (when iOS 5 is released).

published June 8, 2011 by

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Comcast testing out IPTV service at MIT to compete better against online video rivals

Comcast testing out IPTV service at MIT to compete better against online video rivals

Comcast may be the 800-pound gorilla of pay TV providers, but that size doesn't help it move as nimbly as smaller rivals and upstarts when it comes to taking advantage of changes in the distribution of its content. The cable giant is now playing catch-up when it comes to delivering video online, planning a trial of IPTV at MIT starting this fall, according to the Wall Street Journal.

published May 25, 2011 by

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