Here's the secret ingredients for successful robotics products: 1. Does it do something useful? Useful enough to pay for? 2. If it's solving something hard, ar

Here's the secret ingredients for successful robotics products: 1. Does it do something useful? Useful enough to pay for? 2. If it's solving something hard, are you going to invest enough to solve the problem? The article is like a perfect clock. In 3-5 years you'll read the headline "Apple cancels robotics projects," and be totally unsurprised.