As an emerging digital asset, Bitcoin is gradually challenging gold’s status as a traditional store of value. This article analyzes the three core functions of money—medium of exchange, unit of account, and store of value—to explore why gold historically became the dominant asset for wealth preservation, citing its scarcity, durability, portability, divisibility, and social consensus. However, gold also faces four key limitations: high storage costs, difficulty in liquidation during crises, p...