The frequency of advice-giving usually is inversely proportional to the range of skill available. It's also inversely proportional to the degree to which skill is differentiable.
It's why parenting advice is so common. No one can evaluate parenting skills and exceptional parenting and good parenting don't have that much of a difference between them.
Though I guess poor parenting can be pretty bad with abuse and whatnot, so let's say we exclude the malicious things.
Look at this guy. He saw some limited effect size with a sample size of two and decided he's a guru.
It's why parenting advice is so common. No one can evaluate parenting skills and exceptional parenting and good parenting don't have that much of a difference between them.
Though I guess poor parenting can be pretty bad with abuse and whatnot, so let's say we exclude the malicious things.
Look at this guy. He saw some limited effect size with a sample size of two and decided he's a guru.