You can’t successfully use a home email server.
Mostly true (server can be home but using the ISP network directly probably won’t work)
You can’t successfully use an email server on a (cloud) VPS.
Bullshit
You can’t successfully use an email server on a bare metal machine in your own datacenter.
Bullshit
As such, it is my distinct displeasure to declare the death of SMTP. The protocol is no longer usable. And as we can see, this devolution occurred organically.
Bullshit
I was a bit confused at first by car ride from the barbershop. I lived in 4 countries yet never more than 5 minutes walk from where I got my haircut.