Here are some tips for listening to the Not Unreasonable (or any other) podcast:
Smartphone app. I use android phones and podcast addict, which I paid a few dollars for. This app is amazingly well maintained and has an enormous number of features. Here is a list of other apps.
iPhone users can just pull down on your screen to search for “podcast” and use the built-in app. Android users can use the Google Play app to likewise listen to podcasts.
Once you’re into the app, search for “Not Unreasonable” and bingo.