The other is for people who actually do important stuff with their computers (power users, researchers, etc.)
I read Wikipedia all day. So I'm a researcher. So that means I do important stuff, huh.
Once Denver sees you run Facebook or Candy Crush a few times, it's got the code optimized and waiting.
I am so fortunate to live in such an advanced age of graphics processors, that let me run the equivalent of a web browser application and a 2D tetris game. What progress! We truly live in an age of enlightenment!
Real Programmers don't write in FORTRAN. FORTRAN is for pipe stress freaks and crystallography weenies. FORTRAN is for wimp engineers who wear white socks.