Wow man this is really cool.
It sort of reminds me of a project I worked on that converted text to base64, and then turned base64 into words (the first letter was a base64 character).
Obviously, the really cool thing here is that your obfuscated bash is fully runnable; this is amazing. I’ve also been looking into making a python-obfuscator script (perhaps for obfuscating a reverse shell that uses this module 
Infact, I’d love to couple this with XIP - IP addresses mutation, you could really make a forensic responders life difficult.
Let me know when you’re next working on a project, I’d love to see early additions of your stuff!