Twitter boss accuses rival tech giants of ‘killing competition’ online

Jack Dorsey’s remarks came in the wake of the chief executives of Amazon, Apple, Google and Facebook appearing before US congress as part of their investigation into anti-competitive behaviour,

Twitter boss Jack Dorsey has accused rival tech giants of “killing competing ideas” and threatening fairness on the internet.

Mr Dorsey said that “large organisations” building “walled-garden alternative internets” was a major threat to online freedom.