I agree with the sentiment, but I really feel that Delicious gets stronger with integration into a bigger system. Delicious on its own is a great service. Integrated into gmail and google search, using the data to help me find more interesting content, is something that can actually compete with Facebook for mainstream adoption, once they start to roll-out data-driven features more deeply.
edit: personally, a takeover by a passionate team would be much more satisfying then a shutdown, just trying to point out what I see as an opportunity for the big G.
edit: personally, a takeover by a passionate team would be much more satisfying then a shutdown, just trying to point out what I see as an opportunity for the big G.