When should I upgrade my HDTV? Let’s say you’ve had your HDTV for a few years n…

When should I upgrade my HDTV? Let’s say you’ve had your HDTV for a few years now. Let’s say you can’t stop reading new TV reviews. Let’s say you find excuses to stop at Best Buy to stare at the wall. OK, you want a new TV. No problem. But do you need a new TV? Are the current models really that much better than what you have? reviews.cnet.com/…

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