The book Code: The Hidden Language of Computer Hardware and Software, talks about morse in its first chapter. The beauty of how morse encoding expands out from

The book Code: The Hidden Language of Computer Hardware and Software, talks about morse in its first chapter. The beauty of how morse encoding expands out from the binary dots and dashes in to letters and sentences is a lovely thing to read about. Think of it more as a tree graph allowing you to find your ideal letter, branching out from a root of common letters to less common as you fan out. Brail is mentioned in the second chapter with a similar enlightening description.