‘Billion Dollar Brain’ must stay in the UK

A judge has stopped the government from deporting a corrupt investment genius known as ‘The Billion Dollar Brain’ after he stole trade secrets worth £31m so he could make a fortune in China. Ke Xu, 33, is allegedly begging to be deported so he can ‘wreak havoc’ in the Far East with secret computer codes worth tens of millions of pounds. Xu was so angry that Trenchant Trading Systems Private Ltd only paid him £485,000 a year that he hacked…