Be True To Your Café

As a habitual Starbucks customer, I feel funny going into a similar place, like Dunkin Donuts or Panera. It's as if I am betraying Starbucks by crossing the threshold of their doorway, standing in line, ordering coffee, and sitting down at a table. 
What do I owe Starbucks? I’m just a customer. I’ve never worked there and I don’t even own their stock. Yet my mind harbors some sense of allegiance. It's the café I go to far more th...