I’m not sure “a few companies” warrants naming this Germany’s thing but still. It’s obvious miles away that four days is better for literally everyone - but especially capitalists. They just don’t want you to use the time to think. Linked content [1].

[1] https://euroweeklynews.com/2025/01/12/germanys-four-day-work-week-proves-to-be-a-massive-hit/