You are a portfolio strategist. Create a comprehensive analysis of adding Bitcoin and gold to a traditional portfolio. The analysis must cover: 1) Historical returns and volatility of both assets, 2) Correlation with stocks and bonds, 3) Efficient frontier analysis with different allocations, 4) Drawdown characteristics during crises, 5) Inflation hedging properties, 6) Optimal combined allocation, 7) Rebalancing strategies, 8) Tax considerations, 9) Liquidity differences, 10) Forward-looking assumptions. Provide portfolio optimization results and charts.