We think alike on this.
I have yet to see any better answer than audiobooks as the best way forward to break this formula, simply because it affords opportunities for popularization where none existed prior.
Actually, it’s the only answer I’ve seen. When I can get thousands or even tens of thousands of people to listen to something, that is by far the single furthest reach.
Any single conversion is worth all the effort. You’ve discovered an incredibly effective and important means to it. God bless you.