[thdespou]

Is Djokovic trying to sell snakeoil?

[defrost]

Unlikely.

Actual snakeoil works *

https://www.scientificamerican.com/article/snake-oil-salesme...

* for some combinations of ailments and 'works'

[giraffe_lady]

The historical scam associated with "selling snake oil" wasn't that snake oil was worthless but that what they were selling wasn't snake oil.