Despite being skeptical, the proof is in the tasting:

It was then I beat a slack-jawed retreat out of the seminar room to make my way back to the main tasting hall, where about 45 premium producers from such countries as the United States, Spain, Italy, Australia and New Zealand were pouring samples that did more to convert me into a biodynamic believer than the space cadet manifesto of Mr. Joly and his extremist cohorts.