You can find me on http://www.userfriendly.org as PsiXi. I was previously on Wikipedia as Psi but I have since added another greek letter, as single greek letters tend to already be taken. I can be found on AIM as Elektronikwizard. If it's out there, I probably dabble in it. A list of things in which I have more expertise than others:

Contact me if you have similar interests. I don't have as much time as I would like to Wiki but I'll do what I can.