Yeah, I could see this going either way. The "default" vs "only" nuance is one that can be exploited by Google in their appeal and even though it's a monopoly one could argue that they simply just became better than competitors. Whether the means used to get there were illegal is a different question.
Glad you were able to find it! Just launched the chat assistant so still fine tuning the AI tooling to get it to return the correct results. Would love any feedback from your experience using the product.