Simple economics...Before long rightwingers will only be drinking water. Then start bitching about the fluoride.
These companies know where the right side is going to be... The knuckle draggers time is up...
This is very much like gay marriage, one minute it maybe, are we ready? Next it morally an imperative...
Obama almost got caught on the wrong side but he pivoted and got away with it...
Companies don't want to be on the wrong side of history.. Better to take a little short term pain and have your brand be a champion of overcoming adversity for decades to come.
Bud Lite marketing team can play that for years to come... Anyway they can put the same beer in 'Good Olde Boys' beer and sell that too...