nds point of step-end easing ' +
                 'with iterationStart not at a transition point',
    effect:     {
                  delay: 1000,
                  duration: 1000,
                  fill: 'both',
                  iterationStart: 0.75,
                  easing: 'steps(2, end)'
                },
    conditions: [
                  { currentTime: 0,    progress: 0.5 },
                  { currentTime: 999,  progress: 0.5 },
                  { currentTime: 1000, progress: 0.5 },
           