The tears of wine are those small drops that remain attached to the wall of the glass, once we shake it to capture all its essence.
And yes, they are important because they provide us with very interesting additional information about the organoleptic characteristics of the broth that we are about to consume. Some experts even say that they reflect the soul of the wine.
The observation of the tears in the wine is part of the usual tasting and tasting process . Its shape and density define your body and determine, among other things, its alcoholic strength.