I and others said this 17 years ago: http://arachnoid.com/lutusp/mars.html http://arachnoid.com/lutusp/mars.html There's more detail in the new paper, but it'

I and others said this 17 years ago: http://arachnoid.com/lutusp/mars.html http://arachnoid.com/lutusp/mars.html There's more detail in the new paper, but it's not a new idea.