The buzz this week is all about Google Wave - the tool that answers the question, what if we were to re-create email with today's Web 2.0 abilities? I received an invitation to beta-test this new tool that combines Wiki, chat, translator, and much more. The third-party applications are being released daily.
A couple hundred of learning professionals (many are noted experts) listed their top ten Web 2.0 tools. A matrix of their responses so far: http://c4lpt.co.uk/recommended/index.html