But the next implication is that tighter integration of the eurozone countries would put Britain more clearly on the outer ringof a two-speed Europe - less integrated and showing every sign of wanting to stay there.
The discovery eventually came about using the Large Hadron Collider (LHC), a machine at CERN that sends bunches of protons round a ring 27km in circumference, in opposite directions, at close to the speedof light, so that they collide head on.
The calm will now be shattered, they fear, by the construction of a ring road intended to draw traffic away from the chaotic city and speed goods to and from Santos, Brazil's biggest port.