After trying to figure out how to get Data Store to work, and reading about how crippled it seems to be, I have a question. Is Data Store what I need for the app I'm building? The app I'm building will need to be able to create a few simple pieces of data for each user that uses the app. These...

Ok... I'm totally retarded, I think, and maybe I just need to experiment... but what is the proper way to store preference data for a given application? Can I store it within myspace itself... or should I just save 'n' load it from my server?