Uh-oh. I fear that https://leaderofthepack.blog/about/ from @keirwhitaker will further fuel what seems to becoming something of a fetish for me. Backpacks and carryons.
(Currently using and loving one of these @peakdesignltd beauties, Keir. Highly recommended - https://www.peakdesign.com/product/bags/everyday-backpack)