This Could Send Twitter Stock Soaring Jack Dorsey is probably working massive hours in his dual role as head of both Twitter Inc (NYSE:TWTR) and Square Inc (NYSE:SQ). Unfortunately, so far, it’s failing. The . . . → Read More: Twitter Inc: If Jack Dorsey Does This, Twitter Stock Could Skyrocket Similar Articles: TWTR Stock: Time to Bail on Twitter Inc? GOOG Stock: Should Google’s Latest Move Keep Facebook Up at Night? TWTR Stock: Jack Dorsey Is Working on Something Big at Twitter, Inc.