I can’t post it as a link because it’s a commercial website, but Russ Andrews has long promoted the idea of directionality in mains cables, and fuses - google should be able to help you, or I can try to dig something out from an older book when I’m next home and have time. There are also all the comments above about putting Bussman fuses a particular way around, plus the comment from Jason Gould quoted by Richard in the FAQ section of this very forum:
Equipment Fuses - Frequently Asked Questions - Naim Audio - Community
Mark