Rebecca Davis editorChina has this week imposed its tightest restrictions to date on the publication of original content online via short video and “self-media” accounts, in the latest escalation of its ongoing crackdown on public discourse that strays from the party line.The country’s internet watchdog, the Cyberspace Administration of China (CAC), has issued new regulations requiring bloggers, influencers and content creators on public social media accounts, known as “self-media,” to possess