In Cyberspace, the 1st Amendment is a local ordinance.
The difference between e-mail and regular mail is that computers handle e-mail, and computers never decide to come to work one day and shoot all the other computers.
The ides of surfing the net -- I don't know who called it that -- it's more like slogging through the net.
Information on the Internet is subject to the same rules and regulations as conversation at a bar.