Hello, a new computer system the famous RASPBERRYPI,
I found a video of a calculator with RBPI, that would be good to find enthusiastic to port SMATH to RBPI device

video
https://www.youtube.com/watch?t=146&v=lJu1ij_Emlk
mechanical binary calculator https://www.youtube.com/watch?v=NQX6irk11qA