I asked this myself more than 10 years ago and then switched to Postfix because it runs chrooted as it's own user, same with Dovecot. I never managed to find a

I asked this myself more than 10 years ago and then switched to Postfix because it runs chrooted as it's own user, same with Dovecot. I never managed to find a good reason as to why it cannot be chrooted.