Reply #25: Stock brokers talk about the

[cliss]

"Greater Fool" theory. Once something good appears on the horizon, people quickly move into take advantage of it.

With time, more and more people decide they want a piece of the action. As the thing continues to grow, there is always a 'greater fool' who is willing to invest. Even when the investment has reached the point of market saturation and is starting to peak, there will still be people who want to jump onboard.