https://www.vox.com/2018/9/5/17824610/twitter-jack-dorsey-congress-sarbanes

Twitter’s Jack Dorsey is testifying in Congress. Democrats think it’s a waste of his time.

Congress is wasting Twitter CEO Jack Dorsey’s time when it should be investigating the Trump administration’s wrongdoing, Maryland Democrat Rep. John Sarbanes told Dorsey at one of his two congressional testimonies Wednesday.