Because it’s mindless and doesn’t show anyone has actually cared for what you had to say. It normalized noise and mediocrity and conditions to think tiny automated zaps are enough to reward good signal. Not to mention incentivized most posting without concern for quality.
Discussion
Idk maybe I don't get as much of these automated ⚡ as you do. I don't have that much noise, it happens sometimes but I still can spot the difference between those and real recognition ⚡, for now at least.