And we have a new product, a simulator of the Sinclair Scientific Calculator.
It uses an Arduino port of Ken Shirriff emulator (http://righto.com/sinclair)
This project evolved into its final v6 board:
And a bubble LED v7 board:
This design was also remixed by the people at Pacific Light and Hologram. It is stunning.
And it looks like the last 10 out of a one-time only run of 50 are for sale. Get them here
This product can be purchased here:
Here is the hackaday.io page for this project.
More details about the original calculator: