Proton is mired in shenanigans. Evidence points to ProtonVPN being a white-labeled version of Nord VPN. Source: https://news.ycombinator.com/item?id=23571653 and https://archive.is/iZ2l2 (archive of relevant but broken [2] link @ HN thread) Protonmail has its own issues that have been discussed on HN. Source: https://encryp.ch/blog/disturbing-facts-about-protonmail/ Obviously Gmail and such are piped directly into gl…
I’ll concede that this isn’t much better evidence than the links you provided, but that archived site in your comment really doesn’t read like a reputable source of truth, either.