How To Install Picasa 3.8 In Ubuntu Linux. It seems a lot of people are using Picasa under Ubuntu (which is a bit of surprise to me - I would have though people prefere gThumb or digiKam).
But Picasa for Linux is really old - 3.0 - while starting with version 3.6, Picasa has a really interesting feature: face recognition; and that might be very valuable to some. Also, Picasa 3.8 comes with a Batch Upload new feature as well as the ability to edit images in Picnik (online image editor) and Face Movie (unfortunately Face Movie doesn't work in Linux; but you can create movies from your photos in Linux using PhotoFilmStrip).
Blender 2.58 + 3D Mouse (Linux 32) - GraphicAll.org. Here is some 32-bit goodness for Linux users!
Built and tested on Ubuntu 10.04. You will need to be running spacenavd -- not the official 3Dconnexion driver, aka 3Dxware. Ubuntu 11.04 has a package for spacenavd 0.5 (the latest & greatest), so install that if you can.
Useful tutorials. Software. Sync. Skins. Black Flow by ~Utivis on deviantART.