Though many people mistakenly credit IBM with the first PC in 1981, the Apple II came out four years earlier, in 1977.

My first computers were a Timex Sinclair and an Apple II.

I believe that tablets - and especially the iPad - are extremely versatile and productive tools for consumers, schools and businesses and are better for many tasks than the PC or the smartphone.

It turns out that CVS is one of about 40 merchants in a consortium that formed in 2011 to develop their own mobile-phone-based payment system. The consortium, called the Merchant Customer Exchange, or MCX, is in large part all about eliminating, or at least reducing, the fees banks charge retailers for swiping credit cards.

I actually looked at an Apple ad from 1978. It was a print ad. That shows you how ancient it was. And it said, 'Thousands of people have discovered the Apple computer.' Thousands of people.

In August of 2011, Steve Jobs, the tech icon who disrupted a string of traditional industries, called me and told me he thought he'd figured out a way to revolutionize TV. He invited me to come see it at Apple in a few months, but he died just six weeks later, and that meeting never came to pass.