Last year , a «market study» by the Competition and Markets Authority concluded they had a «stranglehold» over operating systems , app stores and web browsers on mobile devices . 97% of mobile web browsing last year was on browsers powered by Apple or Google's software «We will continue to engage constructively with the Competition and Markets Authority to explain how our approach promotes competition and choice , while ensuring consumers' privacy and security are always protected, » Apple added .
Mr Ray , who replaced Sam Bankman-Fried , also criticised a «complete absence of trustworthy financial information» . Meanwhile , Mr Bankman-Fried has told the Vox news website that he regretted filing for bankruptcy . 'Erratic and misleading' Mr Ray said what he had found since taking over was «unprecedented» in his 40-year career , which includes overseeing the bankruptcy of US energy giant Enron . In documents filed for the first day of bankruptcy proceedings at the Bankruptcy Court for the District of Delaware , Mr Ray also criticised what he said were «erratic and misleading» public statements by his predecessor .