Resistance to Roundup is a big enough problem they are going to be adding 2,4-D in increasing amounts to kill weeds. You don't get to this situation in this relatively short timeframe with normal use of a herbicide.
Talking to "farmers around here" doesn't extrapolate to the rest of the country or the world.
A new study says that the use of herbicides in the production of three genetically modified herbicide-tolerant crops, cotton, soybeans and corn, has gone up rather than down. The counterintuitive estimate is based on an analysis of publicly available data from the U.S. Department of Agriculture's National Agriculture Statistics Service.
USDA's own numbers say herbicide use is up