Let's get right to the question for it is most pressing, shall we? An SFist reader asks: When should you give up your college email address? I see this from friends who graduated years ago, and it's annoying. Agreed. While not on par with the war in Iraq or the under-salting of dishes, people who insist on keeping their alma mater's email address, ones usually containing a prestigious suffix, should give them up, say,......