Or a need for identity? Expression of your interests to an otherwise largely not-caring audience? I imagine having the best conversation at some point when some

Or a need for identity? Expression of your interests to an otherwise largely not-caring audience? I imagine having the best conversation at some point when some likes my openbsd sticker... If you have a tux on your laptop I feel inclined to talk to you. If you hate my stickers (because you hate stickers), you feel less inclined to talk to me. Win-win.