Existence is still much better than it was in the pre-modern period for just about everyone who isn’t living an ultra-traditional lifestyle somewhere so far from the national government’s focus that the government may as well not exist for them. And that isn’t a very large number of people, considering the massive improvement in living standards that even most modern subsistence farmers benefit from.

“Things are bad now and it should not be this way” does not preclude “things were worse before”.

Furthermore, from your own source:

Interestingly, the lowest segment of wealth has shrunk considerably since 2000. Between 2000 and 2022, it fell from 80.7% to 52.5% of the global population, and is projected to keep decreasing. Despite this, the total share of wealth controlled by this rung is just 1.2% of the global total.