Joel Crane and Nick Turner tapped their own "telephone" conversation and the hope is that maybe somebody else on planet Earth will find that discussion enjoyable, informative or entertaining...
The conversation was probably going to take place anyway.
Topics will vary enormously!
From Fintech to 3D printing, macOS, Android, Wi-Fi will likely crop up here and there, given that we both "work" (perhaps operate is more accurate) in the Wi-Fi industry!