Re: The BBC name.

> I seem to recall that the operating system itself was called MOS,
> which expands to Machine Operating System, or something along those
> lines.  The machines had an implementation of BASIC called BBC BASIC
> and were sold as the BBC Microcomputer Models A, B and B+, along with
> the Master System and Master Compact.  I believe the A3000, which was
> an Archimedes series machine, was also branded as a BBC Microcomputer.
All of that's 100% on-the-dot. BBC has *never*, to the best 
of my knowledge, been used to refer to an OS (the Arc 
started on Arthur and moved to RISCOS).