“Astonishing length of sweet, palate-staining lemon oil completes the tasting experience.  Unbelievably good!  99/100”.  This is the last sentence from a tasting note penned in June 2012, and 99/100 remains the highest score I have awarded to any champagne.  The wine in question?  A bottle of Taittinger’s Comtes de Champagne Blanc de Blancs from the…