I think it highly depends on what you're doing. For some work I tend to take a pen and paper and think about a solution, before I write code. For these problem

I think it highly depends on what you're doing. For some work I tend to take a pen and paper and think about a solution, before I write code. For these problems compile time isn't an issue. For UI work on the other hand, it's invaluable to have fast iteration cycles to nail the design, because it's such an artistic and creative activity