This helps for context: https://techcrunch.com/2025/08/21/ecosia-has-offered-to-take-stewardship-of-chrome-and-its-not-a-bad-idea/

TLDR; If the lawsuit goes bad, and Google is forced to sell Chrome, it's a way for them to retain ownership while working with an existing partner to overcome the monopoly ruling.

Still a win win in my book.