Why Diigo?

Some people like Delicious because it's quite easy to use, and it does not have too many features which might trip up new users... people who are new to the idea of social bookmarking.

But, many who have tried Delicious first, have moved on to Diigo for its added functionalities.... So why do some people find Diigo better ?

Here's Diigo's pitch:

http://www.diigo.com/help/why_diigo

http://www.makeuseof.com/tag/7-reasons-diigo-tastes-better-than-delicious