[lallysingh]

The difference being that there's way too much necessary legitimate use of cryptography to stop now, and as the traffic is encrypted, you can't tell what traffic isn't legitimate. Plus steganography and plenty of places accessible on the net that aren't the United States.

This isn't meatspace, the dynamics are quite different.

[merinowool]

There is nothing you cannot legislate for. For example use of encryption could be licensed, just as drugs are. If you don't have prescription, you go down.