Someone who takes things too seriously, to an obnoxious and degrading level. Commonly found around 2D Fighters, Super Smash Bros., Wikipedia, and other things one could tech out to.
Chill, techer. You'll start counting frames in your sleep if you don't lay off the controller.
A tech teacher or techie.
I don't know how to opperate this compooter. I'll have to go get help from the local techer.