Low in the sky there's the classic cotton wool Cumulus, the Stratus, a layer of "rather dull" cloud, and higher up Cirrus - "a translucent delicate streak as if a watercolour brush has been stroked across the blue".

BBC: Weather talk: Is there a way to make it interesting?

Will Hitachi-MHI, like many merged Japanese companies (Mizuho Bank is a prominent current example), being unable to reduce staff, simply layer on management levels that slow decision-making and dull competitiveness?

FORBES: I Admit It--I'm Elated by the Hitachi-Mitsubishi Heavy Merger