Bitcoin is a Ponzi Scheme, Says Former Israel Prime Minister Ehud Barak

Former Israeli Prime Minister Ehud Barak praised blockchain as an important technology but thinks bitcoin is a Ponzi scheme that should be avoided. Barak — who was prime minister from 1999 to 2001 — made the remarks at the Globes Most Promising Startups event in Tel Aviv, Israel. Barak recently invested in, and became chairman of, the medical cannabis …