Name: Justin Frankel.
Age: 20 yrs.
'Foolish' Idea: A software program which enable computers to play music in the MP3 digital-audio format.
How Idea was Launched: While living in England, Mr Frankel put the program on a friend's web server. It became one of the most popular downloads around, so his parent persuaded him to sell it as shareware. Started his own company, Nullsoft Inc.
Earnings: Justin now lives in San Francisco, because in June 1999, the Internet giant, America Online bought his company, Nullsoft Inc., for over 60million. Justin Frankel was one of five shareholders.