The article alludes to set-top-boxes with PVR capabilities, but it is already a reality. My local cable provider (time Warner) rents scientific America boxes with PVR capabilities.

http://www.twrochester.com/products/dvr.cfm

At $10/month, it may be the way the content industry gets back at ReplayTV and Tivo.
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Cheers, -Doug Morrison Mk2-32G Back light buttons, Neon red screen