I get where you are coming from but as someone who listens to podcasts all the time, I think it is no substitute. I can close my eyes, ride a bike, drive a car

I get where you are coming from but as someone who listens to podcasts all the time, I think it is no substitute. I can close my eyes, ride a bike, drive a car and as a bonus I get all the laughter, sighs, etc and any emotional inflections of the conversation. It's much richer than just text.