In 2018, Harvard economist Kenneth Rogoff made a big call: Bitcoin would never reach $100,000 and was more likely to fall to $100. Seven years later, he’s eating his words. Bitcoin didn’t just survive — it boomed. It hit $100,000 for the first time in December 2024 and in mid-August 2025, it briefly touched a record high of almost $124,200 before settling above $112,000. For Rogoff, a former chief economist of the International Monetary Fund (IMF), this was a big reversal of his forecast. “Almost a decade ago, I was the Harvard economist that said Bitcoin was more likely to …