Bitcoin dropped 9.3% in a week, but remains a stable hedge against geopolitical and currency instability. Polkadot trades 70% below its 52-week high despite upgrades. Chainlink supplies crucial data for smart contracts. Cryptocurrency market value fell to $3.76 trillion, down from $4.32 trillion. Tensions impact crypto prices, creating buying opportunities. Bitcoin and Polkadot offer investment potential in the current market climate.

Read more at Yahoo Finance: 3 Cryptocurrencies to Buy Now