The best free Ubuntu apps for newbs

Techie blog Free Geekery has done a stellar roundup of the best freeware apps for newbie Ubuntu users.

Each piece of software comes with a succint review, links, even a few tutorials. I've been doing some flirting lately with a little bit of Linux, so this list couldn't have come at a better time for me. Do you see anything missing? Let us know in the comments what you would add...