I mean, if there hadn't been settled lawsuits that proved the damage, maybe?
Look, regardless of what you personally think of Monsanto, every American has bought things that were defective or harmful in the past and presented the same argument when looking for a refund.
Caveat emptor is what we're told. Buyer beware. Do your due diligence. Bayer didn't go into this blind and I'm just curious why they should be any different than we are. Corporations are people, right?