While the incidence of foodborne illness appears to be decreasing, might further government regulation speed up that decline and so protect public health? There are reasons to doubt it.
. . .
While people decry big food companies and factory farming, the fact is that food safety has dramatically improved since the days of mom-and-pop butcher shops and millions of small family farms, e.g., deaths from foodborne illness have dropped more than 100-fold from 1900 to today.

Ronald Bailey.