Specimen Products is the brainchild of Ian Schneller. He's an artist and musician who makes and repairs stringed instruments and audio equipment. He also runs a school that teaches people to make a variety of instruments and audio equipment; but Schneller's real hope is that his students discover the disappearing art of making things by hand without the aid of a computer.

Israeli singer-songwriter David Broza joins us with a conversation and performance. Watch web extra performances.