IMO it just depends on the servers you're going to be using and who you'll be working with. I would stay away, far away from traditional ASP.NET. MVC is far bet

IMO it just depends on the servers you're going to be using and who you'll be working with. I would stay away, far away from traditional ASP.NET. MVC is far better, but I would only really use it over Rails if I was working on a primarily MS stack environment.