It is not often I stumble upon a 80s computer I wasn't aware of... but today is one of those days.
Jupiter Ace was a British micro similar to ZX spectrum in its hardware and form factor, but instead of running BASIC like all of its contemporaries, it's running....
.... minimalist industrial design, FORTH, black and white, low rez pixels... makes me think of everything @neauoire is working on recently.
For recreation, maybe you can use one of those custom PCB makers (like PCBway) to get some going. I think you can order as few as 5 PCBs from them.
Merveilles is a community project aimed at the establishment of new ways of speaking, seeing and organizing information — A culture that seeks augmentation through the arts of engineering and design. A warm welcome to any like-minded people who feel these ideals resonate with them.