Library 2.0/Web 2.0 The Library Tweets March 17, 2010 Michael The Library Tweets, originally uploaded by mstephens7. Nice display at the State & University Library of Hamburg. Photo by Markus Trapp. Tweet Share this TTW post: on Twitter on Facebook on Google+ Related posts:How to present Web 2.0 Ideas that Resonate with Non-Technical PeopleTTW Mailbox: Library 2.0 & GamingCongrats ALA! Congrats Jenny!