Tons of people do. The appengine blog featured a number of prominent ones. We own http://news.priorsmart.com http://news.priorsmart.com which runs on there.

Tons of people do. The appengine blog featured a number of prominent ones. We own http://news.priorsmart.com http://news.priorsmart.com which runs on there. Is a great platform for all the same reasons Heroku is a great platform: scalability, easy deployment, no sys admin.