Jon PENNYCOOK@heiseonlineenglish I can't help thinking that Ivor Catt and Sinclair Research were way ahead of the curve with silicon wafers in the 80s.
https://www.flickr.com/photos/9574086@N02/830029700/in/album-72157600854938578/
https://www.flickr.com/photos/9574086@N02/845238167/in/album-72157600854938578/
https://en.m.wikipedia.org/wiki/Ivor_Catt
https://youtu.be/tnG42xf434E?si=va1EqlcrnI1tQFll