The best-selling financial book writer "Rich Dad, Poor Dad" said Bitcoin would replace the US dollar, which he called "counterfeit money." In the April Sane Crypto podcast, author Robert Kiyosaki said the practice of printing more money in America was to create bubbles that would explode. "I think the dollar is toast because gold and silver and cyber currencies will take it," he said. "The US dollar is a fraud. I think we are watching the end of the dollar. "
https://www.youtube.com/watch?v=unvFvAUCZEUI strongly believe that It will be happened. But it is not for a short time, it will be happend for a long time in the future, maybe 7 until 15 years later. As we know that bitcoin is still young and only several people who accept it, even in several Country state that bitcoin is an illegal thing. So, as we know that the new Technology always have a bad news at the beginning.