I wanted to create a toolkit which I would have wanted as an entrepreneur to use these principles of psychology in product design. Some startups totally forget the trigger. In some, the action is too complicated. Others don't have a variable reward, which maintains mystery.

There's always been a lot of information about your activities. Every phone number you dial, every credit-card charge you make. It's long since passed that a typical person doesn't leave footprints.

Everybody copied Atari products. So we started messing with them and it was fun. We bought enough chips that we could get them mislabeled. So we bankrupted at least two companies which copied our boards, and bought all the parts but they were the wrong parts, so they're sitting on all this inventory they can't sell because the games don't work.

Machines take me by surprise with great frequency.

The combination of human skills with technology will always be at the root of any solution to the future of making clothes.

A Web site that promotes flow is like a gourmet meal. You start off with the appetizers, move on to the salads and entrees, and build toward dessert. Unfortunately, most sites are built like a cafeteria. You pick whatever you want. That sounds good at first, but soon it doesn't matter what you choose to do. Everything is bland and the same.