Don't believe that whole "cloud measureing" nonsense.
Calipso is just a precursor of the global OOPPS rollout (Overhead Orbital Population Pacification System).
Next time you see lights in the sky, it'll have a couple of megajoules behind it.
But really that could just be anything, if people didn't know any better I am sure someone would say the northern lights is someone in space with a huge scanner.