Well, it is helpful, if you didn't grow up in the US listening to NWA and thus eren't aware that Compton's synonymous with "inner city ghetto".

But yes, there's a fair bit of useless "advice" on the site. It's human nature to try to be helpful, even when much of the advice offered is common sense. Hence this policy:

http://en.wikivoyage.org/wiki/Wikivoyage:No_advice_from_Capt...