I am of the school of thought where Heroku and other PaaS offerings are good for prototypes, where you'd throw up some simple apps on the short term. If you nee

I am of the school of thought where Heroku and other PaaS offerings are good for prototypes, where you'd throw up some simple apps on the short term. If you need to scale up, then you'd consider hosting it elsewhere and where you'd have more fine grain control. Does no one do this?