That way you don't give the data freely, you could make each API keys provided to the user with limits that won't impact normal navigation but would cripple automated data capture, and you'd solve the issue where third-party apps aren't fed ads by sustaining the platform through subscription.
We already know that the "verification" it provides is functionally worthless.
These days it seems like anyone with a blue checkmark is just asking to get made fun of.
Considering that I've seen ChatGPT-type comments in various subreddits, I expect paid social media like Twitter Blue, Reddit Premium and Discord Nitro being pushed even more in the future.
It's not working. https://imgur.com/a/6blpTqF
So they are just alienating younger users.
As to making fun of someone willing to pay to support a given system, I'm not sure that's at all productive. At that point, should probably not even be using said system in the first place. That doesn't mean I agree with every decision, or every direction, but do find it's a bit better than before overall.