Audio has been around since, I suppose, the spoken language. The difference now is distribution and availability. Audiobooks, podcasts, smart phones, voice controlled home speaker systems, connected cars, and who knows what will come next.
If you have a podcast, you have some, well, power, authority, credibility. Just like if you have a book, you instantly have some leverage...
I’m not going to pretend to be a lifelong audiophile who knows the ins and outs of dB, wavelength, pop filters, and certainly not...
I love listening to audiobooks - I always lose my glasses, but if I have an audiobook, I don't need them.? -- Michaela Coel?