Christ, pipe down little buddy. These “aha gotcha!” responses belong on reddit—but since you’re craving for one too, I’ll bite:

“It’s not a childish comment in the slightest, and most definitely not a claim of superiority in any way either. It’s simply a fact. I, too, know a grand total of 0 persons who use Facebook. Three billion people may use it regularly but all the people I know are in the other, let’s say >vast majority<, of FIVE billion people who don’t even care about Zuckerberg’s billboard.”