While I 100% agree with the sentiment, there are freely published strategies for beating 80% of market participants (namely, buy and hold low cost index funds w

While I 100% agree with the sentiment, there are freely published strategies for beating 80% of market participants (namely, buy and hold low cost index funds with rebalancing) that exist in the wild and appear to be resilient to disclosure. Yet many, many people ignore this edge over their peers.