1) The Builders of the Adytum (BOTA), the magical order founded by Paul Foster Case, sells a very good workbook on learning to write the Hebrew letters in the traditional style; yes, that differs from modern cursive or printed styles. You can order a copy here:
Re: The Hebrew Alphabet - Morse Code Magic?
Date: 2023-07-24 05:31 pm (UTC)https://storebota.org/products/the-hebrew-letters-workbook
2) I don't know of such a system but it sounds like an intriguing idea. In the immortal words of Dr. Frankenstein, "It...could...work!"