A fad can be defined as an idea that captures the imaginations of a large number of people in a bewilderingly short time. It is an idea that spreads through a group or even a whole population like fire through dry grass.
A fad can also be defined as the kind of idea that makes instant fortunes.
The typical fad doesn’t last long, but it doesn’t need to. During its short, intense life, a national fad can generate a cash flow like the Mississippi River at flood time. If the originator of the fad has been alert – if he has prepared a good, deep reservoir to hold the flood and has hired a clever tax accountant to ward off the Internal Revenue Service – he can become one of the rapidly rich.
Nobody knows ...