I researched this subject thoroughly and found that it's almost completely undocumented.
Completely undocumented... <CARUSO NAME="david" STYLE="csi/miami" SHADES="true">
YEAAAAAAAAAH!
Unfortunately, BitPim would not have been an option for this situation, as the T-Mobile Sidekick does not store any data locally - simply plus down an image from the giant server in the sky on a reboot.
And that's the 'server' that's gone, now.
This is an epic fail; many bards will send their sons to school on the song that will be sung from this gross misadventure.
"The vast majority of successful major crimes against property are perpetrated by individuals abusing positions of trust." -- Lawrence Dalzell