Edit: I think the harder part would be showing that people would believe the claim (which legally is separate from showing harm). Google could argue that since the box showed the serial killer died in the 80's that a reasonable person would realize it must be a mistake.
A reasonable person would realize which part was a mistake: that it's a picture of the serial killer, or that the serial killer died in the 80s?
Suing in Bulgaria is likely to end up nowhere with Bulgaria having the worst courts in the EU (a primary reason not being in Schengen)
But damn was it satisfying.
There as been an interesting case - Aaron Greenspan vs Google: https://www.huffpost.com/entry/why-google-bothered-to-ap_b_2.... It's a very interesting and even entertaining read.
Let's start there first before issuing a lawsuit. You only sue if you can prove damages for defamation. Which, as tepid as most people are on here about patent trolls, I can't imaging taking on google. It's literally like taking on god at this point.
The only time I have seen actual people in the loop was on two rather large GCP users and even then it was sometimes just "have you tried restarting it?"-level of support half the time.
This reads like cheap, low-effort bashing.
It's like some guy punching me saying "For the Green Team!" and then you come by and punch me saying "For the Yellow Team!". Like, dude, you didn't undo the first punch. I'm now twice-punched. I want to be zero punched.
https://www.bbc.com/news/technology-47227937
Their automated processes do result in account deletions, and they intentionally build their systems so it is hard to reach humans to resolve complaints, so I don't think that comment was particularly undeserved - I read it as jokingly superlative.