It’s weird that they consider Proton VPN their only real competitor.
Have they had a look at Mullvad VPN?
Mullvad has done a lot for privacy as a VPN service, including but far from limited to:
https://mullvad.net/blog/2019/6/3/system-transparency-future...
https://mullvad.net/blog/2022/1/12/diskless-infrastructure-b...
https://mullvad.net/blog/2022/5/3/we-now-accept-monero/
https://mullvad.net/blog/we-have-successfully-completed-our-...