The people have spoken. These are the results of CNN.com's post-debate poll as of 11:28pm PST. About 6,200 votes have been cast so far.
1. Who do you think won the debate? Ron Paul (56%)
2. Who seemed to know most about the issues? Ron Paul (55%)
3. Who had the best response to user-generated content? Ron Paul (52%)
4. Who had the most disappointing performance at the debate? Rudy Giuliani (28%)
5. Whose performance was most surprising? Ron Paul (39%)
6. Whose campaign got the biggest boost from the debate? Ron Paul (50%)
7. Who had the most creative campaign video? Ron Paul (49%)
Looks like a landslide to me.
CNN's debate poll can be found here. They also have video clips of the debate here.