According to an exhaustive recent survey of the café you were in yesterday, everyone, including all staff, customers, and even passersby on the street, saw you press “No Tip” on the iPad. “We all saw, asshole,” said customer Flora Saunders reflecting the sentiments of everyone in the café, who all shook their heads in disgust and whispered to one another when you didn’t even have the decency to leave a mere five-percent tip to the barista.