I agree with your last point: "stick with stuff you can migrate". But moving away from Google App Engine doesn't have to be a pain (depending on how much of the

I agree with your last point: "stick with stuff you can migrate". But moving away from Google App Engine doesn't have to be a pain (depending on how much of the storage options you are using) and in the case of AppJet it's simply a matter of setting up "AppJet in a Jar": http://appjet.com/download http://appjet.com/download.