internet on a phone is often more reliable than having to deal with physical cash. listen to the episode.

Exactly, and I am not even sure cashu can really help here, you still need connection to the mints once in a while right? Yeah offlin exchange is possible, but let's be honest, can you really go for months without internet? I am not sure. Would be interesting to see development targeting exactly these scenarios, but I don't think this can ever be solve, first you need to better decentralize network infrastructure.

Oh, I completely forgot about radio waves, right!

Duh

I'm not listening to NPR, no offence.

Fun fact: it won't.