Relatives: You're a computer guy, right, what are you working on these days?
Me: *should I bother explaining, should I not* Oh, just some stuff.
R: Oh come on, tell us, how difficult can it be?
M: *sigh* I'm working on a custom garbage collector for-
R: !!

They're now under the impression that I'm involved in collecting rubbish from bins. Sigh. My hair doesn't help here, either, lol (I have one of those tangled, unruly mops of hair)

This will take time to explain.