Self-hosting e-mail is exceptionally easy. I've been doing it for almost a year now without problems. In fact, it's easier than a service. I use https://nixos-m

Self-hosting e-mail is exceptionally easy. I've been doing it for almost a year now without problems. In fact, it's easier than a service. I use https://nixos-mailserver.readthedocs.io/_/downloads/en/latest/pdf/ https://nixos-mailserver.readthedocs.io/_/downloads/en/lates... and rent space in a data center, so to cloud IP space. But expecting non-technical people to do it would be a nightmare, that I agree with.