Sarah Ruhl: The theaters are closed. Write a poem instead.

The theater community is reeling from Thursday’s announcement of a shutdown of Broadway theaters through April 12, a public health measure to protect audiences from possible coronavirus transmission. A blow to the heart — and to a vital economic engine of the city — it’s also a fairly unprecedented move, but for two days following the Sept. 11 attacks.At this moment is it comforting, or not comforting, to think back to the bubonic plague sweeping through London in the ear