Agricultural automation is part of why Uyghur slavery is so profitable (similar to how the cotton gin led to a revitalization of slavery in the US- with a modicum of training, a single slaves productivity was drastically increased)

Closer to home, assuming you're in the US, the glut of cheap corn syrup plays a big role in our obesity epidemic (especially in underprivileged communities). Obesity and related issues are some of the top killers in the US.