"But, really, a bigger point is how this highlights one of the oddities of copyright. If you read something and retain it in your brain, is that infringement? Most people say no, of course. Now, if a computer "reads" something and retains it in memory is that infringement? Well, that's a bit more borderline according to many. So take it a step further and as we reach the point that people can augment their wetware brains with computer brains... when do we hit a copyright infringement issue?"