Basically I am using mull on android and librewolf on linux.I want to use firefox sync or something line that for syncing.So how good Firefox sync is, in privacy point on view. I am not anonymity paranoid I just want privacy so basically what do they collect and for what?
When you create Account your email is shared to some ad company Acoustic. Monitor service is optional?, so you share your email with Troy Hunt only if you agree to sign-in to Monitor service.