When it comes to the fundamentals of security, I think that on this Big Tech (eg, Apple) is right and Big Gov (eg, the UK) is wrong.

Apple has removed its strongest iCloud data protection for customers in the UK, as a refusal to comply with a government order demanding backdoor access to user data. Apple has a security feature called Advanced Data Protection,

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access information on a device and to provide personalised ads and content, ad and content measurement, audience insights and product development. List of Partners (vendors)