Soy cake can be used to produce textured vegetable protein (meat alternatives), tofu, tempeh, soy milk, protein powder, biofuels and bioplastics, for example.
Calling that industrial waste is just a complete joke.
The land could also be used to grow other crops for human consumption.
Seems like they haven’t gained traction since the reddit exodus. I wonder how the other alternatives are doing. Lemmy has a decent amount of activity at least, although I still wish more people would use it.