Cheers to the barnacle app: a useful new entry in the Web 2.0 lexicon

Last week I reported on a fun little social lubricant called Foamee. It is a third party trifle completely reliant (at least as of this writing) on Twitter. The objective: If you’re a member of Twitter, you pledge to buy someone a beer. Foamee keeps tabs on these declarations. As I pointed out in my …