I couldn't get the maemo repository version of load-applet-run to work on the N800 either, it kept saying it was incompatible.

However, the 2006 version on the author's home page installed without any problems, and I've now taken lots of screenshots! :-)

Here's the link:

http://gnuite.com:8080/nokia770/

and here's the applet:

http://gnuite.com:8080/nokia770/load....3-2_armel.deb

Here is my own (boring) home screen: