They are, if you can get them. Until recently my employer was using a mail provider that had seriously neglected their product. The spam filtering was atrocious

They are, if you can get them. Until recently my employer was using a mail provider that had seriously neglected their product. The spam filtering was atrocious, so I tried to avoid giving out my work email as much as possible. (Thankfully we finally switched to another provider because the old one refused to support DKIM or even STARTTLS to other MX servers.)