The world is extremely shitty place and you dont see that only because, I assume, you are the part of the top earning cohort.

It certainly needs a lot of change. The change it needs is not necessarily the change it gets.

And how many tech startups serve any other cohort?

Most startups are b2c and serving mass markets. This is fairly obvious if you look at their target audience.

Exactly! I don't see how an Uberpriced Taxi changes the world you describe.