> It reveals a mediocre mindset and likely self undermining too
It could.
> since most of those types are in fact smarter than the ~80th-90th percentile.
But you’re skipping the very issue of this mindset. Being smarter along a very specific scale of evaluation doesn’t make one de facto « smarter » in general, neither properly adjusted to work and collaborate in an organisation.
Denouncing arrogance might not be the best move in some context, but it is not a show of weakness.
Why should people refrain from stating what they see? It's his blog, why should he refrain to express himself? Why should you decide in his stead, what does matter or not to him to express?
A minor signal is still a signal, that may, or may not, accrue to other converging ones.
And that’s the problem.Lot of people are not in the top 10% of intelligence spectrum but they do need to make at least 130-150k per yer to survive in USA and the only skill they have is related to computers.
So it would have even worse implications for anyone complaining against them, who isn’t clearly way beyond that threshold.