Correct me if I'm wrong... So if I have a power meter I have instant feedback on the power level, and if I know my target power level I can work up to it witho

Correct me if I'm wrong... So if I have a power meter I have instant feedback on the power level, and if I know my target power level I can work up to it without overshooting. HR, unlike power, is a lagging indicator so I am likely to overshoot, especially if I am poor at pacing to begin with.