Once in a while, it's fun to share tools of the trade and also read what other folks use in their day-to-day. I sometimes read https://usesthis.com/ to do just that.
I posted my setup here along with what I was using back in 2009: https://www.surly.dev/articles/tools-of-the-trade
What's your setup?
trackball: Elecom M-HT1UR https://forum.trackballs.eu/viewtopic.php?f=17&t=58
both products serve me so well I am eager to share the news, in hope others might benefit similarly. There's few other things I can recommend similarly, older "Puma" pocketknives perhaps.