The only source of knowledge is experience
-- Albert Einstein
If I had to give only one piece of advice in this first section of the book on audio for authors, it would be this:
Keep it short, make it sweet, and get it done.
Audio has been around since, I suppose, the spoken language. The difference now is distribution and availability. Audiobooks, podcasts, smart phones, voice controlled home...
I love listening to audiobooks - I always lose my glasses, but if I have an audiobook, I don't need them.? -- Michaela Coel?
Maybe it's a personal preference but I'm into the atmosphere. [ https://youtu.be/IInkT6n-NiM ]