Say what you will about Apple's (NASDAQ:AAPL) products  being overhyped and overvalued; when you look at the numbers, it's clear that consumers are more than willing to pay up. And so are retailers, it turns out, especially when it comes to tablets.

Surveying the data at Amazon.com (NASDAQ:AMZN) finds that a high-end iPad 2 commands more than three times the trade-in value of a comparable PlayBook tablet from Research In Motion (NYSE:BB). Why the disparity? It's certainly not for a lack of functions. But in a world where openness and access to content matter, too many seem to think the PlayBook falls short. Find out more about the value difference and what it means in the video below.

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