Not only because it sucks balls to feel like there’s fiery mucus in my lungs, but also because I feel like an asshole every time I’m helping out a customer. Who wants to be helped by some sniffling/coughing person?
"Here, let me get close to your face as I take your pupillary distance. Do you like it when my sick face is close to yours? Enjoy your new glasses AND MY GERMS!"