What’s the Deal with Craft Beer Shipping?

Dear Client: There's a robust Reddit thread on craft beers shipping both in and out-of-state, a medium which seems especially in demand for both brewers and consumers as the crisis hampers regular channels.  After perusing some of the options - sites like Tavour offer to ship brands from almost all 50 states that are otherwise not widely available to consumers -- we wondered, is such widespread beer shipping legal?  The Reddit thread serves as a repository for, it stressed, "legal