"In most cases, so long as the bottles or kegs and draft lines are well kept, I think there's little difference. Both have their own benefits. As of today, the American craft beer market is valued at $23.5 billion. A dirty tap system can affect the taste of your beer giving it a metallically or similar off taste. For starters, craft beers are made by craft brewers, which are small, independent and traditional entities, according to the Brewers Association. Craft dollar share of the total U.S. beer market reached 14.3 percent in 2013, Retail dollar value from craft brewers was estimated at $14.3 billion, up from $11.9 billion in 2012. Both have their own benefits. Share. We need to defne exactly what “domestic beer” is, or bars will continue to take the liberty of their happy hour and say “all domestic drafts” but only offer the big brand light beers for the special. Q: Is draft beer always better? We asked our crew of beer experts about the advantages and risks of draft vs. bottled beer (and also what they think about craft breweries packaging beer in cans.) //