sachac: Yeah, but many things "can" be done with many tools, but are often http://en.wikipedia.org/wiki/Pain_in_the_ass
or can be done better with a specific tool. I actually don't want to know "Can Emacs do ____?", as I know the answer is "Yes, you can". I want to know what Emacs is "best" at and where other tools are better. VS for example is better for C#.