I can't answer what Bombadil is in the lore of LOTR, he seems to be unique in terms of entities we are shown. But I can tell you what he is at a meta level. You see, LOTR was first told as stories to Tolkiens kids, which you probably already knew, which you may not have known, is that Bombadil was a recurring character in previous stories he had told his children. So at a meta level, Bombadil is just a fun callback to a previous character for his kids to have enjoyed.
Early trends for Millenials and young Gen X has them not getting more conservative as they are aging, or at least substantially less so than older generations.
This superconductor is a ceramic so not ductile at all. It also can only carry very small amps as a super conductor. It's possible this way of thinking about super conductors will yield better wires, but they wont be made from this exact material.
Basically everything mandated by the government is Metric, so any official labeling (like on roads or foods) and it's what we are taught in school. But we are in a transitionary phase in terms of whats passed on through family and social interactions. And that period is extended by trade with the US leading to lots of things still having both imperial and metric measurements, or in the case of weather, I grew up on the border listening to Detroit news.
https://www.youtube.com/watch?v=PbmJkMhmrVI