Competition is brewing between a handful of new coffee shops in Boston and the ubiquitous Dunkin' and Starbucks chains — not to mention some other well-known brands with a presence in the city.
The battle of the beverages has been going on for a while now in Boston, and it seems there are more coffee shops popping up around downtown every day. Some are larger chains, but more of them are brands with just two or three locations. Larger brands, from Caffé Nero to Blue Bottle, are finding their…