Today, over one million people now make their living on eBay, which is astounding.

Silicon Valley is the best place to start a tech company in so many ways.

And the VCR did the same thing: the movie industry thought nobody would ever watch movies any more.

When radio stations started playing music the record companies started suing radio stations. They thought now that people could listen to music for free, who would want to buy a record in a record shop? But I think we all agree that radio stations are good stuff.

Video is moving online in a big way. It's proven to be a challenging market for some companies that start out as a pure Internet company such as Joost.

The telephone is a 100-year-old technology. It's time for a change. Charging for phone calls is something you did last century.

Surround yourself with smart, dedicated people - to build something isn't a one-man show. It's more important to have smart people who really believe in what you're doing than really experienced people who may not share your dream.