This is assuming the application developers understand the problem and write the application accordingly. There are workarounds, which require some legwork and

This is assuming the application developers understand the problem and write the application accordingly. There are workarounds, which require some legwork and forsight. Reducing the pitfalls inherit in deploying a web app is generally what Heroku is selling. It is why they are making the big bucks. It would have been nice if Heroku would have been able to find a solution and implement smarter routing so that this just became a non-issue.