problems are * vendor lock in, * no (easy) ad hoc queries, * no (easy) bulk load or export If a) you know *nix and SQL and b) don't need to scale to 1000's of

problems are * vendor lock in, * no (easy) ad hoc queries, * no (easy) bulk load or export If a) you know *nix and SQL and b) don't need to scale to 1000's of users a minute, I don't see the need for AppEngine.