The Weakest Link in Algo Trading is YOU

People are turning to algorithmic trading with one main goal: to remove emotion from trading. The idea is that the robot will do the dirty work while we sleep soundly. But after a quarter of a century of observing traders, I can guarantee you one thing: algo-trading does not remove emotion. It simply displaces it. The most common reason good code fails is the person behind the keyboard. ✂️ The "Manual Intervention" Syndrome You have installed the robot, it opens a trade and it goes negative. You see red on the screen. Your pulse quickens. The robot has a mathematically calculated stop, but you can't stand it, you panic and close the trade manually. Five minutes later the market turns and goes in your direction. Or the opposite - the trade is at a small plus, you hurry to collect the "safe" $5 and close it, although the robot was aiming for $50. Interfering with the algorithm's work destroys all its statistics and expected value (Expectancy). ⚙️ The deadly spiral of readjustment After the first losing week, the amateur immediately opens the settings. Changes the step, changes the lot, changes the indicators. Runs a new backtest to see how he could have avoided this particular loss. This is the worst thing you can do. Losing streaks are part of the statistics. If you change the code after every loss, you will always be one step behind the market. 🧠 The discipline of doing nothing The real test of an algo trader is not whether they can write complex code. The real test is whether they can sit on their hands while their robot goes on a three-game losing streak, believing in the math of the long term. If you can't trust your algorithm's protections (like the global Equity Stop), then you shouldn't have put it on a live account in the first place.