Worldbuilding for when I start writing fiction again (one of these days, I swear).
Planning my next week(s) in fractal detail.
Trying to solve a pet decision theory problem. If I don't have one, I can try to find one.
Doing posture exercises / stretching - or if there's more space and not too many people, regular exercises.
Daydreaming.
Previous Open Thread
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1. Please add the 'open_thread' tag.
2. Check if there is an active Open Thread before posting a new one.
3. Open Threads should be posted in Discussion, and not Main.
4. Open Threads should start on Monday, and end on Sunday.