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=unvFvAUCZEUDollar can sustain untill right now because dollar used as main currency in the world and the biggest export of america is inflation. I dont think dollar will collapse in short time because dollar domination for world transaction still big