Researchers and ex-Twitter staff: physical attacks in the US have tracked with spikes in some hate speech on Twitter, notably anti-Semitic and anti-gay rhetoric (Joseph Menn/Washington Post)

Joseph Menn / Washington Post:
Researchers and ex-Twitter staff: physical attacks in the US have tracked with spikes in some hate speech on Twitter, notably anti-Semitic and anti-gay rhetoric  —  SAN FRANCISCO — Earlier this month, the FBI charged a Florida man with making detailed online threats to murder 100 gay people.