Once booted the unit automatically connects to the wireless internet and starts a slide show of all the pictures it can recursively find in a predefined folder. Then controlling the unit is as simple as connecting to it through a ssh connection and running the appropriate scripts.
Since I wasn't too keen on showing off my own photos I wrote a script(hack) that would check every hour and download all the "featured photos" from Picasa Web
Thanks for reading, this is my first Instructable project and I hope you liked it. If you have any questions please post them in the comments and I will try to answer them.
Action shots below: