That's when I got enough volume that people would add to the articles. Experts would write in with more information, corrections, new topic ideas ... stuff like that.

Many experts have incorrectly used iris and retina interchangeably to describe the biometric eye scan. Iris scans are being used today in real world applications but there are problems inherent in the technology. Because Cyclops takes only a small section of the iris data and fuses it with the retinal data the identification process is insensitive to all environmental perturbations including ambient light, making it ideal for the majority of biometric applications.

It started in January 1998 on a total whim. I didn't want to write another book. I wanted to do something fun on the Web to relax.

where everything is transparent, so you can see how stuff works. Robots or multimedia displays would show you how it works.

It took six months to write. It's not a hugely popular article on the site, but it was the most fascinating thing I've ever studied. It's amazing how intricate we are -- I learned so much.

I started with zero visitors a day, and did about an article a week. Once I got up to 20 the site started to get into search engines,