I installed an old program the other day that added a Thumbs.db file from 2008 to every folder containing images as it extracted the program files to disk.
Thanks but sadly my Windows peers won't do this because it's a manual step and they're already afraid of Windows knifing their computer with an update without making manual changes on top of that.
Windows is at least relatively un intrusive with that stuff, MacOS often makes hidden metadata files with the same extension as the files they store info about