Eh, what? At the time (1994) the handbook was written reasonably priced alternatives were MacOS and Windows, both of which froze all the time and had horrible programming environments.
AIX, non-free, was notoriously horrible, too.
And the Wirth systems that you promote here were actually free.
So what exactly is the great stable commercial alternative in the 90s?
AIX, non-free, was notoriously horrible, too.
And the Wirth systems that you promote here were actually free.
So what exactly is the great stable commercial alternative in the 90s?