I endorse and use proton.me products myself and also have a few nostr:npub18s4zkd0wjq5gkthz4paw2704ty4s354wcp2krvxy0sewz3g9z2cs73ydrt invites to share if someone wants one.

nostr:nevent1qqsd574wyywtc7mtn6y0g7nldszgmz46tzckpl3hesqez6hl5hflssqprpmhxue69uhhyetvv9ujucnfw3kkzurnw3ezu6t0qyt8wumn8ghj7mn0wd68ytnnw36kycne9ejx2aspr9mhxw309a382emdv9hzumt8w4ujumn9wsargwp58qq3samnwvaz7tmjv4kxz7fwwdhx7un59eek7cmfv9kqtyqyzh