Excel is great.
It does so much that people make it do what it shouldn’t, and never think to explore technologies beyond it… Like a proper fucking database.
Then you get garbage business systems based on fragile excel sheets with bonkers macros and weird ETL pipelines to sync things.
And never try to deal with dates and timezones.
And it’s fine to continue to operate in the US.
But if it doesn’t abide by EU laws then it can’t operate in the EU.
America doesn’t set the worlds laws