A barista pours steamed milk into a red paper cup while making an espresso drink at a Starbucks coffee shop in the Pike Place Market, Tuesday, Nov. 10, 2015, in Seattle. It's as red as Santa's suit, a poinsettia blossom or a loud Christmas sweater. Yet Starbucks' minimalist new holiday coffee cup has set off complaints that the chain is making war on Christmas. (AP Photo/Elaine Thompson)

Starbucks cups cause social media outcry

It’s as red as Santa’s suit, a poinsettia or your neighbor’s ugly Christmas sweater. Yet Starbucks’ stark new holiday coffee cup has set off…