I’m not sure exactly what you mean by a lot of this (“common knowledge,” “public,” etc.) Some of these things, I suspect, will be a matter of degree.
Furthermore, legitimate information may be presented in a hyped-up manner for marketing purposes. For example, from what I can tell, Tim Ferriss’ books do contain a substantial amount of accurate information, though often presented in a hyped-up manner that makes the things he talk about sound easier to do than they really are. So I think “almost certainly” is too strong for your second bullet point.
I’m not sure exactly what you mean by a lot of this (“common knowledge,” “public,” etc.) Some of these things, I suspect, will be a matter of degree.
Furthermore, legitimate information may be presented in a hyped-up manner for marketing purposes. For example, from what I can tell, Tim Ferriss’ books do contain a substantial amount of accurate information, though often presented in a hyped-up manner that makes the things he talk about sound easier to do than they really are. So I think “almost certainly” is too strong for your second bullet point.
Does Tim Ferriss ever talk about finding Ferriss-style opportunities for yourself in addition to using what he’s discovered?
Yes. In the Four Hour there the general advice of testing seeking out ideas that might produce big wins and testing them the Quantified Self way.