ho boy, before I break out "falsehoods programmers believe about time,"[0] nobody wants to manually have to rewrite the UTC time something's supposed to run at when the business hours keep changing relative to UTC for (at the most basic) Daylight Savings reasons.
[0] https://infiniteundo.com/post/25326999628/falsehoods-program...
(if this is your first time seeing this article, have fun! also check out the one about names.)