Windows 7 shipped with PowerShell v2. So yes, back then it was slow. It's not anymore. Side note: A terminal emulator is completely different from a shell (and

Windows 7 shipped with PowerShell v2. So yes, back then it was slow. It's not anymore. Side note: A terminal emulator is completely different from a shell (and on Windows (prior to 10 at least) there wasn't such a thing, but rather the console, which did not emulate a terminal).