Christmas Down Time.

For an independent musician with a Christmas gig out of the way, band mates on Holiday and a break from non-musical activities too, the Post Christmas/New Year break offers perhaps the only real lull from activities, it's probably not a good time to speak to venues about gigs for instance. This means it's a chance to catch up on some admin. I spent a few hours on Boxing Day doing this, for example;

Sometimes songwriting is mostly admin.