Thanks for your input; there're various articles on Medium to explain the overall Bitmatrix architecture: https://medium.com/bit-matrix
And, here's a video on line-by-line stack execution of a liquidity pool contract. https://youtu.be/wxtGDmM7uJU
Also, please see Design Paper Early Preview. The paper reflects the most-up-to-date Bitmatrix architecture: https://docs.bitmatrix.app/v1/11_21_21/Bitmatrix_Paper_Early_Preview.pdf