On the contrary, your time becomes more valuable the more tasks you automate, as your productivity per unit of time goes up.
The time of a factory worker who runs machines producing 200000 widgets per hour is far more valuable than the time of a worker making 1 widget per hour by hand.
The time of a factory worker who runs machines producing 200000 widgets per hour is far more valuable than the time of a worker making 1 widget per hour by hand.