Or if Google simply shut down it's service for a day? And Youtube, and Facebook et al.
It's an outlandish proposition, but not as outlandish as SOPA.
Governments need to understand that they don't control the internet. The people that do could switch off their parts of it, and in these tricky economic times, a co-ordinated strike by the major players would send a very clear message.
"Back off, or we'll grind the country to a halt and it'll cost you billions".
These politicians are playing dirty tricks. Their mind was made up a long time ago. They'll not be beaten by due process and fairness.