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finnw
on Oct 11, 2012
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Nathan Myhrvold's Cunning Plan to Prevent 3-D Prin...
Be careful - ACP[1] for VHS recorders was patented, and manufacturers were forced to implement it (and pay the royalties.)
[1]:[
http://en.wikipedia.org/wiki/Macrovision#Content_protection_...
]
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[1]:[http://en.wikipedia.org/wiki/Macrovision#Content_protection_...]