On this week's all-star episode, we present Braydon Moreno, founder and CEO of ROBO 3D, a company that designs and builds moderately-priced 3D printers. He'll cover the industry's views on how to make the product mainstream, along with some of the things you can do with existing gear, such as making chess pieces and even chocolate.

You'll also hear from Bryan Chaffin, co-founder and co-publisher of The Mac Observer, whose bill of fare covers the possibilities for Apple's rumored iWatch, bitcoin, the digital currency, Apple's environmental policies, and the philosophy behind Apple University.

From columnist Rob Pegoraro, who writes for USA Today and Yahoo. He'll talk about recent security scares, such as the claim that a Russian crime ring stole some 1.2 billion usernames and passwords. Are these claims to be believed? You'll also hear his views about smartwatches, including the potential for an iWatch from Apple.