I do acknowledge that this is something that looks very "oh, how obvious!" to the modern crowd, but deviantART is a 10 year old PHP app... Of course, even if y

I do acknowledge that this is something that looks very "oh, how obvious!" to the modern crowd, but deviantART is a 10 year old PHP app... Of course, even if you're running a modern web framework in Ruby/Python/somethingtrendy, a VM makes a lot of sense. It lets you run the exact versions of everything that your production environment is, without having to worry about it.