The Cocktail Hour may go down smooth, but leaves us neither shaken nor stirred
Decline has rarely looked as good - or as exquisitely detailed - as it does at the Huntington.The standard line about playwright A.R. Gurney (whose late-80's opus The Cocktail Hour is now on the boards at the Huntington Theatre) is that his work charts the decline of the WASP (i.e., "White Anglo-Saxon Protestant") in our national life.But it's funny - I haven't noticed that decline. And I don't think anyb…