Well I think the chances of Atiyah having a cast iron proof of the Riemann hypothesis are slim but Monday will be an interesting day one way or another
I went back to looking at the maths, inspired by this thread. But I found I had drunk more bourbon than was probably wise
Pretty good intro at
http://www.math.jhu.edu/~wright/RH2.pdf
when you're a bit more sober (... or maybe not ...)