P.S. This information might also help:
Arvale is installed on a Transcend 150x 4GB SD Card
Other added software:
PlectoDict (a Chinese-English dictionary application:
http://pleco.com)
on SD Card
TransCreative Magic Button
on Main Memory
Oracle Calendar Sync Helper Files
on Main Memory
I also installed and uninstalled a trial version of Spb Pocket Plus. I'm not experienced in PPC to be sure the uninstall is clean.