return doughnutFryer .start() .then((_) => _frostingGlazer.start()) .then((_) => Future.wait([ _conveyorBelts.start(), sprinkleS

return doughnutFryer .start() .then((_) => _frostingGlazer.start()) .then((_) => Future.wait([ _conveyorBelts.start(), sprinkleSprinkler.start(), sauceDripper.start() ])) ... ... > (The funny names are because this was sanitized from internal code.) And for about 3 seconds I was really excited to learn more about who wrote this code!