A lot of excels and csvs are made by people other than programming crafters.

As with pretty much everything else computing, the world suffers because Microsoft has been dumping terrible tools on it for decades, and people just take their garbage as the way things have to be.

Excel has its advantages, but it is funny the tools people choose to work with. The number of times Access would make more sense...

Didn't they sunset Access in lieu of Power BI Apps or whatever the hell they're calling their shot at no code these days?

Yes indeed. It often means they do extra work because they're using the wrong tools.

But you gotta admit that excel is a pretty terrible tool to hand edit a CSV with... ;-)