Phone free resturants if you're eating alone sounds kind of miserable. Sometimes i want to read something while i wait for my food to come out.
Maybe bring a (printed) book, brochure, flyer, or treatise on the nocturnal behaviours of silkworms?
Good news! If your alone there are other options!
Maybe bring a (printed) book, brochure, flyer, or treatise on the nocturnal behaviours of silkworms?