It's like sendmail et al are to email what BIND is to DNS, and what small mail servers really need is the analog of dnsmasq. The problem is it then needs to be

It's like sendmail et al are to email what BIND is to DNS, and what small mail servers really need is the analog of dnsmasq. The problem is it then needs to be popular enough for widespread use to sand down the rough edges, which is chicken and egg. A way out of that might be to stamp out the common refrain that you shouldn't run your own mail server.