There are a lot of good WordPress themes out there and a lot of deprecated ones too. In my pursuit for a great WordPress theme I went over hundreds of themes. I finally came across skinpress themes. IMHO they provide a great set of themes, offering WordPress 2.9.2 new features support and all the social goodies.
Here are two examples:
Disclaimer: WordPress themes evolve very rapidly, if you are reading this post in a year from now (let’s say April 2011) this recommendation might be deprecated.