Instead of just giving their word that they won’t log IPs, I t’d be nicer if they used a privacy preserving revocation lookup scheme like CRLite https://blog.mozilla.org/security/2020/01/09/crlite-part-1-a...
*In my opinion, in the content-blocker instance the result is a much poorer user experience (ad-blocking effectiveness, flexibility) when compared with e.g. uBlock Origin, and one of the reasons I continue to use Firefox instead.