Kermit the Frog. Coffee puns like “thanks a latte” and “a matcha made in heaven.” Drawings of dogs, cats, birds and bees. Starbucks baristas are scribbling on customers’ to-go coffee ...

“We’re tracking down the Sharpies and we’re going to get back to writing little notes on the cups,” Starbucks CEO Brian Niccol told CNBC on Thursday. “It may not be everybody’s name ...