Most successful large scale projects were waterfall projects. Agile is an invention (and ideology) to remove the burden of managing from technically incompeten

Most successful large scale projects were waterfall projects. Agile is an invention (and ideology) to remove the burden of managing from technically incompetent managers and transfer the responsibility to the swarm of the team. The technically incompetent managers are a US invention, with its proliferation of MBA managers and the cultivation of the management class.