That's part of a general trend of treating adults and citizens as infants in need of the constant tutelary despotism of experts and the state.
I'm an adult. If do something foolish, the onus and liability should be on me, not the hospital or the barkeep. And at my age, I'm probably a more competent judge of any impairment than anyone else.
>>The real problem is that we have lowered the threshold for “under the influence” to ludicrously low levels, both in this instance and for DUIs.
Thank the mad mommies for getting that ball rolling (Mothers Against Drunk Drivers), with an assist from the lawyer-industrial complex.