Whether this is guy is a victim of overzealous enforcement, or an example of the GDPR protecting people, is completely dependent on the context of the case and the nature of the mailing list.
The linked article suggests that the guy was sending out angry political rants and criminal accusations to thousands of people a day, which adds a further twist.
If that’s true then the gdpr was not used according to it’s spirit at all. They punished annoying guy who was trying to get some attention. Of course google or fb is fine...
The linked article suggests that the guy was sending out angry political rants and criminal accusations to thousands of people a day, which adds a further twist.