Making the world safe for gnat's piss

Because it worked so well the first time

Staggering from ludicrous beer duties meant to make beer drinkers more "responsible", brewers in Britain are reacting by reducing the alcohol content of their product.  The BBC sums up the strategy thus:

It's a small change that brewers are hoping customers won't notice.

Not noticing is marked by the public bar being drenched in the discharge of outraged spit takes.