Over the last year, its become palpable.
Google has such utility in this regard that in some cases, a hallucinating lie-machine offers better answer than an index of what information is available on the internet.
This issue with with Googles failure to respond to the deluge of SEO driven content in their searches. They can do better. They've chosen to not do so.
AI will be a victim of it’s own success too. Or it will need to be human researched and curated rather than just letting an algorithm run freely across the web.