Wed Aug 14 20:40:51 EDT 2019


- Nothing needs to be bi-directional.  That is a complete artefact of
  communication constraints (wires).  Always think of everything as

- This makes it also functional.  The output sequence is a pure
  function of the input sequence and reset state.

- There has to be an equivalent of the fourier/laplace transform for
  boolean machines.  Is there?  Those transforms rely on linearity and
  the concept of exponentials or orthogonal functions.  Maybe this
  isn't all that useful though...