...and if you are interested in this subject, you could check Through the Moongate: the story of Richard Garriott, Origin Systems inc and Ultima.
you can get it on amazon or on its official website
I worked on it for 4 years ;)
Interesting read. I picked the pair up. It’s quite a bittersweet read, happier days, I was later than those guys, but similar start doing circuit board programming and spectrum. Fondly remember ultima 7, I scanned my maps and guides and still have them. Anyways, good reads, could do with more screenshots - particularly in the first part, but informative.