If you found this blog by using Google, you probably noticed that everything sort of stopped in September. This was because the course was actually meeting and the blog was less necessary. (I did delete some very specific end-of-semester information just now too.) Up until this morning, the class had very few people signed up, and it wasn't at all clear that I would be teaching it. That's all changed now, and over the next couple of days, I'll put the blog into shape for the Spring semester.
This style of mask-wearing seems especially popular among young men. I have to assume one of two things when I see you doing this: You don't know that you breathe through your nose too. You think that the only point of wearing a mask is to keep authorities from yelling at you. So, for your information (because you apparently don't know): The purpose of a face mask is not to hide your teeth. We wear masks to prevent the spread of airborne virus. And if you protest that you are a mouth-breather, I present this Google definition: Mouth-breather: a stupid person