Is this 12C HP is a true and original ?

[grsbanks]

(03-21-2018 04:22 PM)TheKaneB Wrote:  Longest running production of any digital product I believe

That wouldn't surprise me in the least.

It's been in production in one form or another since 1981, so that's not far short of 40 years, although it can be argued that a present day 12C is a completely different beast to the original 1981 version.