1999
Google engineers want to make ad-blocking (near) impossible
(stackdiary.com)
This is a most excellent place for technology news and articles.
There isn't. Closest there is is NextCloud, but you need to self host it, since it isn't E2EE so using a provider would just put you back in square one. Proton is a close second but its still miles away, they have a lot of products but their devs seem to be spread thin between then.
there are hosted nextcloud servers available. the nextcloud website has some listed on their website.