As this article heads to press, many tasting rooms across the country are just beginning to re-open. Some, like those in Oregon, were able to resume operations more than two weeks ago. In Texas, tasting rooms could open at 25 percent capacity. Others, like those in Sonoma County, just began hosting guests over the weekend, if they were able to incorporate a food service option. The last few months have presented an interesting opportunity to evaluate the effectiveness of any given tasting roo...