Ditching BigTech

Hello there
I recently got into maintaining privacy and stop relying and giving personal info on BigTech.
I have an iphone(Got that last year…) that I have pretty much disabled every service they provide(iCloud, Siri, apps like maps and calendar).
I got a proton mail subscription and moved away from gmail, google drive and every other Google service(chrome,search).
I deleted my Insta, deactivated my Facebook but I still have messenger cause every person I know uses that.
However I still …

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