I Spy 2.0 Libraries

Some libraries have reimagined their web sites to include lots of 2.0 features in order to better connect with their customers and community at large. In fact, some library web sites are nothing but 2.0. Here are a couple of great ones; see how many 2.0 things you spy!
Ann Arbor District Library
Topeka and Shawnee County Public Library
Vancouver Public Library