[kitd]

Apologies, this was over 30 years ago!

IIRC it made extensive use of lookup tables, both building them and being driven by them.

It wasn't a complete implementation, but it proved the theory and scratched an itch.

[exikyut]

That's really cool :) and makes perfect sense.

I can see what you mean about it scratching an itch. Definitely piqued my interest!

(Varying "citation needed" didn't quite convey genuine curiosity the way I thought it would.)