Thierry Breton is, on the face of it, well qualified to regulate Europe’s tech industry. After a brief spell as French finance minister, from 2009 to 2019 he ran the computing giant Atos, one of the champions of France’s IT industry. Yet Atos is now in deep trouble. Shares have plunged more than 90 per cent in the past five years; an issue of new shares to raise fresh capital has been cancelled.