How is it in-transit encryption? How does Facebook decrypt it? Do you have any facts other than "it's Facebook, so it must be bad"? There is no evidence that m

How is it in-transit encryption? How does Facebook decrypt it? Do you have any facts other than "it's Facebook, so it must be bad"? There is no evidence that messages ever leak outside of WhatsApp via means other than potential unencrypted backups that you may or may not be using at a cloud provider not connected to Facebook or your IME. If you're targeted by NSO or whatever nation state that would be interested enough in you to compromise you, you got other things to worry about.