[goodpoint]

> Plenty of contracts aren't even written down.

That's a well known fact. And it's besides the point.

> Lawyers like you to think that but it's not true.

Is that a conspiracy theory? Writing long, detailed contracts on a persistent medium is safer: it lowers the risk of he-said-she-said scenarios and ambiguities.

That is meant to save you tons of legal expenses.

> No scientist is gonna sue another scientist

Then there is no need for such license in the first place. Just a readme file.