Which is worse? The faux-conversation or straight request

I am, what most would consider, fairly anti-social.  It isn’t that I hate talking to people, I just hate most people.  That being said, I have a skill set which occasionally makes me desirable: I can fix computers.  There are a great number of people that I know who only contact me when they want something – typically my computer skills.  On the whole, I don’t mind it too much,...