Re: Wrong Problem
"Take another look at twitter."
"Why would I do that? I took a couple of looks at twitter when it first started and concluded that twitter is for twits. Nothing that I've seen in the decade since has caused me to question that conclusion."
But I am sure that an awful lot of the 'Training Data' generated over that decade has reinforced the correctness of your initial conclusion to somewhere in the 99.999% region !!! ;) :)