Saying wine tasting is bullshit is like saying medicine is bullshit. Pre-20th century medicine was mostly charlatans. Even today the unregulated pseudo-medical market is full of fakes and placebos. But it's a logical fallacy to conclude that ALL medicine is bullshit. The key is staying grounded in a scientific methodology.
This show demonstrates, in a charming affable way, that there is in fact an ability for humans to taste things with specificity.
Via daringfireball.net