Early in July, Rusty Shaffer, the founder of Optek, a small music company in Reno, Nev., visited Salon’s offices to show me his invention, the Fretlight guitar. Though it looks and feels like a ...

The Salon Marketplace team writes about stuff we think you’ll like. Salon has affiliate partnerships, so we may get a share of the revenue from your purchase. Want to get your kid (or the inner child ...