How many of you went out & upgraded your servers when they hinted server speed would become a ranking factor?
Google said that site speed would become a ranking factor. Site speed does not equal server speed - not by a long shot. In most cases it represents the tiniest sliver of total site speed and there are huge gains to be had elsewhere, instead of just a few score ms. from site speed.
You've got to catch the ball before you take off running down the field.