Facebook’s recent service outage and allegations by a whistle-blower that the US social media giant puts “astronomical profits before people” have seen some tech commentators praise Beijing’s tighter grip on the internet, including its ban on many foreign online services and steps to restrict algorithms. The Chinese government has not made any public comment on this week’s outage at Facebook, which resulted in its vast family of apps including WhatsApp and Instagram, grinding to a halt for hours. China was largely unscathed as these apps are blocked by the country’s Great Firewall, but the incident and the whistleblower revelations have...