A serious hobbyist might have a different glass shape for several different wines - burgundy/pinot noir, cabernet/Bordeaux, chardonnay, sherry/port and champagne glasses, to name just a few. https://www.openlearning.com/u/gaybenjamin-sdl8m0/blog/RuHennessyXoVsVsopChiPhCcTtChnhThngHiuRtch