Hudson Thomas 
Copy trading platforms can create a strange kind of information overload for new traders who have not quite expected it before they begin trading with other people online. A social trader browsing dozens of strategies, performance stats and commentary from other users soon finds that having a wider range of opinions does not necessarily lead to better decisions and that learning to sort through this constant flow is a skill unto itself, apart from whatever trading knowledge someone had before coming onto a social platform. At other times, the sheer volume of available signals can be overwhelming for newcomers who expected clarity, not more noise to sort through.
The performance statistics displayed on most social trading platforms tell an incomplete story that experienced users learn to interpret more skeptically over time. A trader who has achieved impressive returns over a short window may simply have taken outsized risks that happened to pay off, rather than exhibiting a truly sound strategy, and a social trader looking to see who to follow needs to look far deeper than headline percentage gains, looking at drawdown history and risk parameters that provide a more complete picture than a single eye catching return figure ever could on its own.
One of the more subtle traps in the social trading environment is herd behavior. Sometimes a strategy that becomes popular very quickly attracts followers not because the underlying logic has improved, but simply because visibility and momentum fed on themselves. A social trader who steps back from the popularity metrics displayed on the platform and asks if the strategy still makes sense regardless of how many people follow it at any given point in time is less likely to get into a crowded position just because there are many others already in, reducing the risk of getting in just before the crowd begins to exit.
It is much more important to understand the rationale behind a strategy than to just blindly copy trades based on someone else’s track record. A social trader who just copies positions without understanding why those trades were placed loses the ability to judge when a strategy stops working or when market conditions have shifted in ways the original trader might be adapting to invisibly behind the scenes. The difference between mechanical copying and real understanding is painfully exposed when a successful strategy starts to produce losses with no obvious external explanation.
Friction from time horizon mismatches is not always visible when considering the strategies available to follow. A person with a low tolerance for volatility may mimic the trader who holds through large drawdowns before eventually turning profitable, exiting early not because the original approach was deficient, but because they are uncomfortable. Social traders benefit from making a comparison between their own risk tolerance and patience with the actual historical performance of a strategy instead of assuming that any profitable strategy is just as good for their own personal temperament.
Instead of just copying one trader’s activity, spreading across multiple strategies helps to manage the risk that any given strategy, no matter how successful in the past, will eventually have a period of underperformance. Meaningful risk reduction is achieved by spreading exposure across a number of different strategies with truly different approaches rather than a number of traders who happen to trade in a similar way. If you just follow more people without ensuring that the way they trade is actually different in substance, you will not achieve the same risk reduction.
Separating signal from noise requires social trading platforms to be regarded as a jumping-off point for research rather than as a way around conducting your own research, and traders who cultivate a more critical attitude toward copied strategies tend to develop sustainable habits, while traders who think that the platform itself can substitute for independent judgment find that borrowed conviction quickly dissipates once a followed strategy hits an inevitable rough patch.