I think that's rather short-sighted. All those gains come at the expense of "pests", or biodiversity, basically. All those flies and grubs would feed myriad bir

I think that's rather short-sighted. All those gains come at the expense of "pests", or biodiversity, basically. All those flies and grubs would feed myriad birds and other insects, which would then feed into river ecosystems and support fish. Of course, if you want to live in a sterile world and grow old eating Soylent, then game on.