If the world of physical objects would governed with the same rules as the Digital Millennium Copyright Act does impose on all things digital, scissors would be illegal and you could end up in jail for manufacturing, and maybe even owning or using them. Crazy ? Well, see this presentation and judge for yourself.
This "law" is currently impacting our friends south of the border only, but it is very real that it will soon become a law in Canada as well.
If you think that DMCA is a bad idea, here is couple of things you CAN do about it.