I think criticizing something that you decide not to use is pretty valid, doesn't justify an ad-hominem attack, and certainly doesn't count as "hate".
He's not hating Scala, he's just desperate selling his 5 years out of date opinion about it on every occasion he can find.
I think criticizing something that you decide not to use is pretty valid, doesn't justify an ad-hominem attack, and certainly doesn't count as "hate".