It reads like a long defensive argument, "how else did you expect us to make huge sums of money"? It is exactly as tone-deaf and legalese as you would expect. There is no new information here; Facebook says legal contracts actually protect your data so it can't go anywhere, "just trust us", etc. > These partners signed agreements that prevented people’s Facebook information from being used for any other purpose than…
... and thus begins a new series of regulations designed to pierce the plausible deniability of "terms of service". People complain about GDPR and other regulations, but they are created to close loopholes that were abused by companies like Facebook.
Not Facebook scale, apparently.