1) How can a just-now-released essay be influential at all?
2) At least half of pg's essays are better written than this, which to me seemed a little phoned-in. It's not really an essay anyway, but a peptalk. He didn't even have the usual cavalcade of proofreaders at the bottom.
3) The most influential essay I've ever read is the first essay of "Genealogy of Morals".