Explanation

I haven't written anything in a while and I probably won't write anything for a little while yet because my vision seems to have been rapidly deteriorating over the past month, so that I feel I am straining my eyes all the time. I finally figured out for sure that I do not have vision insurance, so ... darn. I'll have to pay for the exam and glasses out of pocket. Until that happens, I'm doing as little reading and typing as a graduate student can manage. And that's a lot of reading and typing ...