This is like someone in 1800 saying “at the end of the day you still have transportation needs and it’s hard if not impossible to beat horses and carriages in

This is like someone in 1800 saying “at the end of the day you still have transportation needs and it’s hard if not impossible to beat horses and carriages in terms of cost”. Literally just do a google search. There are advancements every day that improve upon evaporative cooling to make it use less and less water and energy, and alternative methods other than evaporative cooling.