this is a FANTASTIC idea. Yes, there has been a lot of talk about Talk Shows

What's involved here is some amount our work on our side - not the hardest thing some one's asked us for but isn't on our roadmap right now. You could potentially do something like turn off our audio and use the fancy new Twilio client for audio via the web (i'm not sure if it interoperates with POTS) but that might be kind of hacky.