I’ve been hearing a lot about Platform as a Service (PaaS) lately as part of the broader discussion of cloud computing from both customers and in articles across the web. In this post, I’ll describe PaaS, discuss a recent article that came out on the subject, and take a shot at sorting out IaaS, PaaS, and SaaS.

What is PaaS?

First a quick trip down memory lane for me. As an intern in college, one of my tours of duty was through the manufacturing systems department at an automaker. I came to work the first day to find a modest desktop computer loaded with all of the applications I needed to look busy, and a nicely printed sheet with logins to various development systems.

My supervisor called the play: “I tell you what I want, you code it up, I’ll take a look at it, and move …