Backing up Termux. I have a job on my phone (using TitaniumBackup) to take backups of all apps and data, then every week I just run an rsync from my phone to a spot on my desktop computer, so in theory I have all of these. Could be very handy to do with something like a MicroSD card (or thumbdrive using a USB OTG cable)     #>

Access Termux via USB. I'm not sure why I'd do that but it's still neat.     #>

Dockerfile reference. Haven't gotten to the point of building my own Docker images yet but this will be handy then...     #>

espurna ESP8266 and ESP32 firmware. If I ever decide to stop using Micropython maybe I'll give this a whirl. I've also recently had good luck with ESPHome for some particular things (made it very easy to get a couple of ESP32-Camera devices setup).     #>

Facebook has an Offline Activity Tool that supposedly shows what they know about you outside of Facebook itself. I'm skeptical they are actually showing anyone the full bit of information since they are known liars, but according to this "Prusa Printers" (they make 3D printers) is the only place that has reported any outside-of-FB information on me (and all I've ever done was look at their website, I don't own one of their printers nor will I ever based on this). From the link you can "disconnect your history" and "manage"...     #>

Visa Advertising Solutions (VAS) Opt Out. This should prevent VISA from selling every little bit of your credit card info and usage. How well it works I have no idea but I am going to try it and find out...     #>