Internet dating works for some, but rarely. You seem like a really nice guy which is hard to come across. I think you should stop trying so hard to find someone and just socialise and the right girl will find you.
Best of Luck
Yes, there are many conspiracy theorys regarding this...google it, theres loads of info. One was that Harris shot Klebold. One was that a "third shooter killed them both" theres loads. Coming from the fact that Dylan had the gun strap on the wrong arm and that Erics shotgun somehow ended up...