Yeah their comment doesn’t seem right to me. After a bit of googling I found this answer talking about heating things up to see relativistic effects, however because the velocities of the atoms in an object that has been heated up are random it’s most likely not possible to detect any relativistic effects. https://physics.stackexchange.com/questions/351773/is-there-a-relation-between-fluctuations-temperature-and-time-dilation
You need to complete fairy tale part 2 to use the rings
Even more of a coincidence is that the recent UK general election was held on 4th July!
Americans like over pronouncing shire for all English counties until they remember New Hampshire exists.