Starbucks is rolling out new store design features as it adds locations and renovates existing ones.During the current fiscal year that ends in October, the company plans to add 650 stores and renovate 1,000 others, Bloomberg reported Wednesday (April 10). Starbucks has more than 16,300 stores today and aims to have 20,000 in the longer term. One of the new design features Starbucks is adding is a ceiling treatment that helps absorb sound, according to the report. These baffles are meant to make stores quie ...