For THEA500 Mini, you can always run the Aminimiga distro which will give you a classic Amiga desktop with many applications. However, in terms of flexibility, the A600GS is more capable.
New A600GS owner,
Robert Bernardo
Fresno Commodore User Group -
http://www.dickestel.com/fcug.htm Southern California Commodore & Amiga Network -
http://www.portcommodore.com/sccan