Why Your Backtest Lies: I Got 491% Returns in Testing, Then Broke Even in Production
python
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Why Your Backtest Lies: I Got 491% Returns in Testing, Then Broke Even in Production I deployed a strategy that showed 491% returns in backtests. Three months later: breakeven. The first month was all red. This is not financial advice. This is a post-mortem of my own mistakes, written with $33 worth of lessons learned. Trading crypto carries substantial risk of loss — don't trade with money you can't afford to lose. Credit where it's due: The multi-agent system I use for development