If I've added you then it means I'm at least vaguely interested in your life, and we've met somewhere, either online or in real life. You're quite welcome to add me to your friends list, or not. Me adding you to my friends list lets me see nothing extra, you adding me lets you see nothing extra.
Until July 2004 I was a student at Bath University in the UK. A strange combination of an electrical/electronic engineer and a programmer.
I normally lurk on Anarres, and the User Friendly Mailing List, although I'm sometimes more verbose than at othertimes.