I've moved from the free tier and started paying for the premium tier with #Proton and their VPN/Mail/Calendar/cloud storage/password manager services. It's worth every (reasonably priced) cent to know my online presence isn't being dissected and sold off.
https://proton.me/
@protonmail @protonprivacy @protonvpn
@FatLegTed The calendar aspect definitely has a ways to go