"Snake oil" is a term to be used when describing someone selling you something you don't need, and knows it doesn't work. It claims that it will fix a problem y

"Snake oil" is a term to be used when describing someone selling you something you don't need, and knows it doesn't work. It claims that it will fix a problem you have, but in the end the result is to part you from your money. This is not "Snake Oil". This is a design, and one that is open. Elon is not asking for money for the idea, he's wanting engineers to help design this thing and have an open discussion about it.