But imagine the value of finding _any_ living RNA based life which is clearly not from earth before we travel to other stars. It's one thing to know there was

But imagine the value of finding _any_ living RNA based life which is clearly not from earth before we travel to other stars. It's one thing to know there was once life, and to know basically nothing about it. But being able to date it in the tree of life (or forest of life?) is monumentally more relevant to understand our place among the stars.