The Centre for Learning & Performance Technologies has just produced a list of the Top 100 Tools for Learning 2008.
Interesting things to note:
1. delicious is number #1
2. Google Reader is #3
3. Skype is #4
4. Google search is #6 and Google docs is #7
5. Blackboard is not on the list, although Moodle is at #9 and Facebook at #24
6. Second Life is at #54 equal with Drupal and Survey Monkey