From leaked #Facebook internal documents:

- It has no idea how much data it ultimately collects on its users
- Cannot control where all that data goes internally
- Ultimately does not know what happens with it

vice.com/en/article/akvmke/fac…

Facebook Doesn’t Know What It Does With Your Data, Or Where It Goes: Leaked Document

“We do not have an adequate level of control and explainability over how our systems use data,” Facebook engineers say in leaked document.

^{Lorenzo Franceschi-Bicchierai (VICE)}