Most of my human "contact" comes in the form of things like GitHub/slack/etc, or discussion forums related to programming.
I've had extremely few close friends in my life, and always been single. I've tried to date, but making connections with other humans is oh so incredibly difficult. I think I'm rather likeable, I get along fairly well with most people I meet. I'm friendly, agreeable, and try my best to positive. But that's analogous to me being a good sport: that's great and all, but when it comes time to choose who bats on your team, you want someone good at sports. You want friends who are fun, make you laugh, who are good matches. You get good at sports with a lot of practice. You get good at being a companion, someone other's enjoy being around by...
I had a very close friend once, about 6 years ago. It's embarrassing just how motivating desires to return to those feelings of acceptance and support are. I'm very intrinsically motivated, but 5 year plans of spartan existence to try and make something of my interests, to become someone respectable, someone another would want to forgive for their flaws and awful dorkishness, is something that keeps me going. I know in reality that this would only make me less interesting, more distant. But if I am to make something of my life before I die and am forgotten, I need dedication.