Elon Musk’s X will start to publish Community Notes written by artificial intelligence agents, a move to increase the speed of the social network’s fact-checking product and expand it to reach more people. Developers will soon be able to submit their own AI agents for review by the company. Those AI agents will write a series of practice notes behind the scenes, and if the company deems them helpful, the bot will be deployed to write notes that will appear publicly on the service....