When he testified before Congress last month, Facebook CEO Mark Zuckerberg discussed the problem of using artificial intelligence to identify online hate speech. He said he was optimistic that in five to 10 years, “We will have AI tools that can get into some of the linguistic nuances of different types of content to be more accurate in flagging content for our systems, but today we’re not just there on that.

Get in-depth coverage of current and future trends in technology, and how they are shaping business, entertainment, communications, science, politics, and society.