Based on Wallstreetcn, the American cryptocurrency and crypto-related index plummeted 8.34% to 67.35 points, slipping 2.60% across the week, whereas the MarketVectorTM Digital Assets 100 Small Cap Index slid 4.71% to 2,432.36966 points in the last 24 hours and retreated 7.12% throughout the previous seven days, the MarketVectorTM Digital Assets 100 Mid Cap Index decreased 4.78% to 2,616.8022 points and shrank 10.15% across the prior week, and the MarketVector Digital Assets 100 Index shed 2.92% to 15,513.41799 points and contracted 2.33% over the past seven days. Bitcoin tumbled 3.40% to $77,383.30 during the last 24 hours following aggressive statements in Fed Chair Kevin Warsh's address that hastened the downturn, remained virtually unchanged over the past week, and displayed an M-shaped trend, having dropped to $75,577.56 on August 23 and surged to $81,440.98 on August 28, while Ethereum dipped 3.15% to $2,429 and lost 0.70% across the prior seven days.