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Look‑Ahead Traps in Backtesting (Backtrader, MQL, PineScript)

Look‑Ahead Traps in Backtesting (Backtrader, MQL, PineScript)

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3 min read
I Ran 1,909 Real Pine Scripts Through a Translator. Here's What Actually Breaks

I Ran 1,909 Real Pine Scripts Through a Translator. Here's What Actually Breaks

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7 min read
Backtrader vs vectorbt vs Backtesting.py: I Ran the Same Strategy on 10 Years of Data

Backtrader vs vectorbt vs Backtesting.py: I Ran the Same Strategy on 10 Years of Data

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11 min read
I Converted a Classic EMA Crossover Strategy from Pine Script to Python — Line by Line

I Converted a Classic EMA Crossover Strategy from Pine Script to Python — Line by Line

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5 min read
What the free Backtest Lie Detector actually checks — a walkthrough with real numbers

What the free Backtest Lie Detector actually checks — a walkthrough with real numbers

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2 min read
I asked 18 AI trading bots for one file. 17 couldn't show it.

I asked 18 AI trading bots for one file. 17 couldn't show it.

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1 min read
We recomputed 5 viral trading claims. 4 fail the baseline test.

We recomputed 5 viral trading claims. 4 fail the baseline test.

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2 min read
ChatGPT Can’t Backtest: Why “AI” Trading Bots With 10-Year Backtests Are Fiction

ChatGPT Can’t Backtest: Why “AI” Trading Bots With 10-Year Backtests Are Fiction

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2 min read
The Daily Drawdown Trap: Why One Bad Morning Ends Your Prop Challenge

The Daily Drawdown Trap: Why One Bad Morning Ends Your Prop Challenge

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2 min read
Crypto AI Vaults: 3 of 6 Beat Bitcoin, 1 Fell 30% — What That Actually Proves

Crypto AI Vaults: 3 of 6 Beat Bitcoin, 1 Fell 30% — What That Actually Proves

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2 min read
AI Agents Are Trading Real Money Now — Here Is the Verified Record, Not the Hype

AI Agents Are Trading Real Money Now — Here Is the Verified Record, Not the Hype

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3 min read
From Backtest to Funded Account: The Validation Checklist Prop Traders Need Before Paying

From Backtest to Funded Account: The Validation Checklist Prop Traders Need Before Paying

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3 min read
Grid Bots and the Annualised APR Trick: How a 3% Fortnight Becomes “300% APR”

Grid Bots and the Annualised APR Trick: How a 3% Fortnight Becomes “300% APR”

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2 min read
Jane Street Made $39.6 Billion While AI Trading Contests Lost Money

Jane Street Made $39.6 Billion While AI Trading Contests Lost Money

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3 min read
Three Answers to "How Many Coins Should I Test?"

Three Answers to "How Many Coins Should I Test?"

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4 min read
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