Twitter’s Jack Dorsey under attack

 
‘Vulture capitalist’, ‘rogue creditor’, ‘uniquely adversarial’, ‘thuggish’, ‘uses distasteful tactics’ are all epithets ascribed to hedge-funder Paul Singer who appears to have Twitter’s co-founder and CEO Jack Dorsey firmly in his sights. A billionaire, Singer’s Elliott Management has bought a chunk of Twitter and seemingly objects to Dorsey sharing his attention with the mobile payments company Square, of which he