Bill Watkins’ brain has still not been reformatted since he left Seagate and his chief executive post in January, in a management reshuffle at the world’s leading hard-drive maker.

He has carried on thinking about hard drives and, in March, joined the board of Vertical Circuits, a neighbour to Seagate in Scotts Valley and a company he had followed closely, out of interest in the trend towards Flash memory and solid-state drives (SSDs). Read more