How much can you stuff into a usb stick?

I am quite frankly amazed at how much Realm Systems, Inc. claims to have fit in their BlackDog&tm; usb stick computer.[1] If it works as advertised, this is the sort of thing Vincas might well be interested in.

[1] BlackDog&tm; product description page, © 2005 Realm Systems, Inc. http://www.projectblackdog.com/site/product.html