To allow Nokia finally to shed its hardware skin, Mr Elop, a former senior executive at Microsoft, was brought in and apparently given what Mr Kallasvuo never had: carte blanche.

ECONOMIST: Nokia at the crossroads: Blazing platforms | The

These cells pile up on the surface of the skin when the body cannot shed them fast enough, leading to unsightly patches of raised red skin covered by a flaky white build-up.

BBC: Vaccine 'switches off' psoriasis