All of us have opened a bottle of what should have been a good wine, only to be disappointed by the aroma and/or the taste.
Most of the time, this is due to either poor storage (heat “cooks” wines) or poor packaging (defective corks taint the wine with THC, a compound that leaves the wine tasting like wet cardboard or, worse, dirty socks).
Occasionally, though, poor quality is not an accident: wine can be watered down, you can receive a glass of an inferior wine (whole or in part) or the wine in the bottle may not be what the label