We asked you recently whether you want to use a platform-as-a-service, and it turns out most of you either want to or already do. But outside of ReadWriteWeb, PaaSes have yet to catch fire.

Bob Warfield suggests that the two keys to a successful PaaS are 1) Revenue generation (such as through an app market) and 2) Commodity pricing. It reminds me a lot of our post What do Developers Dream Of? Fun, Money and Beautiful Machines.

What is that you look for in PaaS?