Anecdote: I know someone who has some antiquated games that he couldn't get working in anything other than a real install of Windows XP. The game has a forum, s

Anecdote: I know someone who has some antiquated games that he couldn't get working in anything other than a real install of Windows XP. The game has a forum, so he frequently uses IE8 installed on the computer to access it. I guess there are lots of tiny edge cases that look like that.