The BBC has its problems – but they are nothing compared to American billionaires who control much of the media, both traditional and social, writes Alan Rusbridger L et’s step a few years into the future. Elon Musk has bought The Times of London and is using it to pursue an entire stable of hobby horses. Lord Rothermere has unloaded his investment in the Telegraph to GB News co-owner, Sir Paul Marshall. The US asset manager Blackstone has been on a buying spree to own and strip out what’s left