private void Update()
{
// check to see if the reps for the exercise are complete.
// if they are, move to the next exercise.
if (CurrentExercise.IsExerciseComplete())
{
// see if we're completely done
// if so, call people
if (PendingExercises.Count > 0)
{
NextExercise();
}
else
{
ForceQueueEnd();
}
}
}
