demographics is mostly unimportant in that world. imagine you want to sell an add for a chainsaw and you have two customers, a grand mother and a lumber jack.

demographics is mostly unimportant in that world. imagine you want to sell an add for a chainsaw and you have two customers, a grand mother and a lumber jack. of course you'd pick the later, but once you found out that the grand mother has been googling chainsaws and visited several sites, demographics goes out the window for importance. this is why google is so much more successful than facebook.