If you understand the evolution of money and tulip investing, it all makes sense.
Oh, here we go with the Tulip thing again. You know the so-called Tulip Bubble was just a urban myth and a story that was made up... right? See this : http://theconversation.com/tulip-mania-the-classic-story-of-a-dutch-financial-bubble-is-mostly-wrong-91413
Let's get back to the title of your thread ..... Warren Buffet made his fortune in the old traditional financial tools, with the help of insider information from his super rich buddies.
He also wants people to investment in Berkshire Hathaway Inc. and not in Crypto currencies.