If my_var=current_penetration(Time.now) is at 55%, you'll never double my_var. You'll only be able to double something else. You're trying to use the term "curr

If my_var=current_penetration(Time.now) is at 55%, you'll never double my_var. You'll only be able to double something else. You're trying to use the term "current penetration" at two different times to get different results to change what was supposed to double.