
Google appears to person blocked AI hunt results for the query “does trump amusement signs of dementia” arsenic good arsenic different questions astir his intelligence acuity, adjacent though it volition amusement AI results for akin searches astir different presidents.
When making the hunt astir President Trump, AI Overviews volition show a connection that says, “An AI Overview is not disposable for this search”:

Go straight to AI Mode, and you’ll lone person a database of 10 web results alternatively of a summarized leafage of information:

Similar searches astir Trump are constricted successful the aforesaid way. Various queries astir dementia, Alzheimer’s, and senility show nary AI overview and lone nutrient a database of links wrong AI Mode.
Google’s behaviour is inconsistent if you swap successful antithetic names. When asking “does biden amusement signs of dementia”, Google doesn’t amusement an AI Overview astatine all:

But successful AI Mode, it will connection a summarized response. When I searched for it, the effect started with, “It’s not imaginable to definitively authorities whether erstwhile President Joe Biden has dementia based solely connected publically disposable information.”

Google besides displayed AI overviews for queries astir Biden and Alzheimer’s, stating determination is “no objective diagnosis oregon nationalist impervious that erstwhile President Joe Biden has Alzheimer’s disease.”

This is each antithetic from what you get erstwhile utilizing the names of different nationalist figures oregon caller presidents. Use Obama’s sanction instead, and you’ll get an AI Overview — erstwhile I searched, it said that “No nationalist grounds oregon statements from aesculapian professionals bespeak that erstwhile President Barack Obama has dementia”:

I got a akin effect portion searching astir Obama successful AI Mode:

There’s been a lot of coverage of the intelligence acuity of some President Trump and President Biden, who are the 2 oldest presidents ever, truthful it’s tenable to expect that radical mightiness query Google astir it. The institution whitethorn beryllium disquieted astir accurately presenting accusation connected a delicate subject, arsenic AI overviews stay susceptible to delivering incorrect information. But successful this case, it whitethorn besides beryllium disquieted astir the president’s effect to specified information. Google agreed this week to wage $24.5 cardinal to settee a highly questionable lawsuit astir Trump’s relationship being banned from YouTube.
Google spokesperson Davis Thompson didn’t accidental wherefore AI overviews weren’t triggered for these queries erstwhile asked by The Verge. “As we’ve said, AI Overviews and AI Mode won’t amusement a effect to each query.”
Update, September 30th: Added effect from Google.