hmm, it's the same as e.g "Y2K problem"
>The Year 2000 problem, also known as the Y2K problem, Millennium bug, Y2K bug, Y2K glitch or Y2K error,
- https://en.wikipedia.org/wiki/Year_2000_problem
https://ell.stackexchange.com/questions/39370/what-does-k-me...