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pianoforte611 comments on Open Thread, Jul. 20 - Jul. 26, 2015 - Less Wrong Discussion

4 Post author: MrMind 20 July 2015 06:55AM

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Comment author: pianoforte611 24 July 2015 09:29:23PM *  1 point [-]

Have any snake oil salesmen been right?

I usually immediately disregard anyone who has the following cluster of beliefs:

1: The relevant experts are wrong. 2: I have no relevant expertise in this area. 3: My product/idea/ invention is amazing in a world changing way. 4: I could prove it if only the man didn't keep me down.

Characteristic 2 is somewhat optional, but I'm not sure about it. Examples of snake oil ideas include energy healing, salt water as car fuel and people who believe in a flat earth. Ignoring 2, Ludwig Boltzmann is not an example (he did not believe that proof of atoms was being suppressed).

I think this does a good job of screening out probably dumb ideas, but are there any false positives?

Comment author: knb 25 July 2015 12:33:18AM 1 point [-]

Have any snake oil salesmen been right?

No, by definition. Snake oil is defined as "does not work."

But there are examples of denigrated alternative treatments that actually worked to some extent: acupuncture, meditation, aromatherapy etc. Low-carb diets were denigrated for a long time but they've been shown to work at least as well as other diets. Fecal transplants have a long, weird history as an alternative therapy, including things like Bedouins eating camel feces to combat certain infections. The FDA was for a long time very restrictive and skeptical about fecal transplants in spite of lots of positive evidence of their efficacy in certain infections.

1: The relevant experts are wrong. 2: I have no relevant expertise in this area. 3: My product/idea/ invention is amazing in a world changing way. 4: I could prove it if only the man didn't keep me down.

A pretty good heuristic, but it's worthwhile to have some open-minded people who investigate these things.

Comment author: pianoforte611 25 July 2015 01:11:03AM 0 points [-]

Thanks for the examples:

acupuncture, meditation, aromatherapy etc. Low-carb diets were denigrated for a long time but they've been shown to work at least as well as other diets

None of these seem to fulfill 3. They seem to fall into the category of somewhat decent with lots of exaggerated claims and enthusiastic followers.

Fecal transplants are a great example, although wikipedia says that most historical fecal therapies were consumed, and I don't know if those work (doubt it). Also it doesn't really fulfill 2 - it was doctors that first pioneered it when it was a weird fringe treatment. And thinking something is weird/extreme and fringe is different than thinking its a crackpot idea. But still a good example.