Yes, in fact, quantitative strategies, including certain trading systems, all have this characteristic. Once they are widely disseminated, they are easily targeted and become ineffective.

Any strategy that is obtained with a low threshold either does not have high value itself or is easily targeted and becomes ineffective.

As strong as Simons, the Grand Medal's returns beat Buffett's, and his performance overwhelmed global financial strategic funds. His strategy is basically fully closed.

If it is not closed, such a rate of return cannot be achieved. The degree of publicity of the strategy is inversely proportional to the rate of return.