It is useful, but it assumes the information is trustworthy. At least with websites you could discern some credibility based on the organization publishing the information. With AI summaries, it's just "Google's latest model seems to think this is the answer, good luck!"
I think it's too much information to handle, and that information can interfere with the enjoymnet of what we already have. It might be useful in an economic sense, but its usefulness to life is questionable.
Personally, I think it's not such a good thing after all.
