Social Bookmarking?

How might you use a social bookmarking site in your future career?

RSS?

The author of our book states that if you use only one of the technologies in his book you should use RSS.Why do you think he says this?

Survey?

Please take the mid-semester survey below:

http://www.surveymonkey.com/s/BFWCLC8

Please post your survey links below in the comments.

Teacher feedback?

How have your teachers in the past solicited  feedback from you about their course? Were there some techniques you found better than others? Why? Were there some that you didn't care for? Why?
Do you have some of your own ideas about how feedback could be accomplished for the betterment of the class?