And THAT is the other thing. bash 7 years ago is the same as bash today, no changes based on some corporate overlords marketing idea of the month. Powershell is still in flux, and with MS as the owner, when will it ever be stable?
You're comparing the IIS management command lets to bash. PowerShell the language is largely the same, the same as bash. A more apt comparison would be to apachectl and the apache config files, which have changed.
