> It's entirely possible (if not plausible: FB doesn't exactly have a good track record) for FB to just self-MitM the E2EE and see everything that passes throug

> It's entirely possible (if not plausible: FB doesn't exactly have a good track record) for FB to just self-MitM the E2EE and see everything that passes through their servers. Why would they even need to MitM in transit when they control the endpoints? They can just analyze the raw text locally (in the app) and extract valuable information.