The owner of SpaceX has become the world’s first trillionaire – and wields more power than ever, writes Chris Blackhurst . But it is time the government took the tech giants to task to keep us all safer N ot for the first time, a stark contrast played out this week. While the BBC and mainstream broadcasters were tiptoeing around showing the footage of the Belfast knife attack , not televising the most graphic part of the video and choosing the words of their commentary carefully, social media