My cousin, who I disagree with totally, says this:

Pro-pesticide lobbies will modify the political landscape to their needs, neutralize public dissent with thinktanks and production of studies that show that lasers are a plot to rob you of your God-given right to consume chemicals produced by corporations that provide jobs to blue-collar communities, and we'll be stuck with the poisons until the next plague or world war fundamentally rearranges the power reaches of the dynastic centers of wealth that own it all.