All they do is say that data "helps keep facebook free"
nobody thinks they are going to charge for the app, that's stupid
It is of course an empty threat if you understand Facebook’s financials, but they’re still trying to plant that seed in users heads.
that isn't "threaten to charge for 14.5 users"
> "helps keep facebook free"
Which has multiple interpretations and is quoted without acknowledging that it is a partial quotation. If you thought the "...of charge" was unimportant you should indicate to the reader that you are modifying the quotation by using ellipses.