Warning: Major spoilers ahead for "Stranger Things" season four, part one. The chimes of a grandfather clock featured in "Stranger Things" have become a trending TikTok sound. In the humorous videos, ...

So you hear that someone is building a clock that will run for 10,000 years and you think ‘oh, that’s neat’. Then you start looking into it and realize that it’s being built on a mountain-sized scale ...