Prior art: Plasmatic Boot Sector by Adam Dawidziuk https://www.worldofsam.org/products/plasmatic-boot-sector @gasman’s “ZX Spectrum sizecoding for beginners” at Lovebyte 2021 https://youtu.be/uq0KdCu_a_Y SAM has a similar floating point calculator to the Spectrum that can be used for generating a sine lookup table. (SAM has more control codes and they are all different but the concept is the same).