So I’m again sitting up writing at midnight, wondering why it is that I find inspiration to work when it gets dark. While I don’t have the exact answer, I do think that having some quite time at night has something to do with it. There are fewer distractions, it’s quieter (except for the headphones blasting vintage Billy Idol 
At any rate, I thought I’d just mention working into the night, wondering who else finds that some of their best work occurs after 10pm?