Google Refine lets you fix and handle huge, messy sets of data

Google has just introduced a new product, and this time it's a PC application (with a browser-based UI). It's called Google Refine, and it solves a problem that is enormous for some people: it lets you take massive sets of "messy data" and massage them into shape so that they're uniform, make sense, and can be statistically analyzed. The video after the jump shows a very good example, which is