A mysterious retail guru most people have never heard of just became richer than Warren Buffett
Business Insider UK |
Fashion chain Zara's mysterious founder, Amancio Ortega, is now the 
world's second-richest man — surpassing even Warren Buffet. But despite 
his impressive net worth, many people have never heard of him. The 
79-year-old Spaniard fiercely guards his privacy and gives few 
interviews to the press.