https://www.newyorker.com/magazine/2021/05/31/the-dark-side-...
... and living conditions for most Congolese are still better than they used to be, even for the lowest 10%.
Not that it’s a fair comparison modern medicine and some (even on a minimal level) access to healthcare means that the majority of people who are alive now would’ve been dead.
Of course that’s certainly not the only thing.
https://www.nsenergybusiness.com/features/top-cobalt-produci...
That said, horrific working conditions abound in today's modern world, another example being "call centre coolies", eg:
Inside the call centre scam that lured vulnerable workers to Cambodia and trapped them in the murky world of human trafficking
https://www.abc.net.au/news/2022-12-29/inside-call-centre-sc...
these places pop up all over the globe.
https://www.antislavery.org/latest/report-slavery-india-bric...
Any examples of regions of the world where things are as bad as that? I've travelled a bit and seen nothing like that.