Originally Posted by Kettlewell
Offhand, I can't think of any "nefarious reasons," but these days my default position is to share the minimum amount of information about myself as possible. This may not be relevant, but apparently thieves have found that facebook is wonderful for mining for personal details that can then be used to answer the password change questions for things like bank accounts and credit cards.
So, what's your favourite colour?
Odds are that someone simply has a very sad hobby
, but could be someone identifying folks who are willing to share info by asking a (genuinely) harmless question (and deliberately unusual).............Don't guarantee that folks who respond will later share anything useful, but ups the odds (with some things it is simply a numbers game).