But Wikipedia has done a good job of it. If Google's AI summaries could actually provide correct answers with verifiable sources without so-called hallucination

But Wikipedia has done a good job of it. If Google's AI summaries could actually provide correct answers with verifiable sources without so-called hallucinations, it would be good. You could argue that people don't actually check Wikipedia's sources. That's because Wikipedia has built, and worked to keep, its users' trust. On the other hand, what is Google doing?