@Tutanota And finally, perhaps the least significant data harvesting, as I see that personalised adverts are just another way to make a profit.
It’s as I’ve said before – good profit, not good product – not like in the old days, when it was all about the product, and companies survived by providing a service.

@Tutanota Hummelgaard=Skummelgaard=Creepygaard
I don’t know if it’s straightforward for everyone, but one place to start would be DNS blocking – not ad blocking – by using DNS4EU – Protective Resolution with Child Protection, or even going as far as Protective Resolution with Child Protection & Ad Blocking. This is because you can control your children’s online activity at domain level. 1/2