The general point you make is reasonable but it doesn't really apply to this specific situation. How often are people looking for behaviors like this? There a

The general point you make is reasonable but it doesn't really apply to this specific situation. How often are people looking for behaviors like this? There are many occasions where we don't see things because we don't look for them. Your point probably works for bigfoot, but it isn't applicable to whether some obscure meditation practice can stop the heart.