Bitcoin shows remarkably weak correlation with traditional markets (0.03 over 10 years, 0.38 over past six months), suggesting significant diversification benefits despite its volatility. While Bitcoin exhibits approximately eight times more volatility than S&P 500 (SPY), with historical daily moves as large as 45% compared to SPY's typical 5% range, adding it strategically to portfolios can be beneficial.

Analysis indicates that allocating 10-30% of a portfolio to Bitcoin relative to SPY position doesn't meaningfully increase overall portfolio volatility due to diversification effects. This makes Bitcoin an attractive diversification tool for passive investors seeking non-correlated assets to enhance risk-adjusted returns.

The cryptocurrency's fat-tailed distribution pattern and independent price movement provide potential upside opportunities while maintaining reasonable portfolio risk levels when properly sized.