It's like these people who make movies like Star Wars belittling the fans and calling them sexist neck beards because they don't like the newest Star Wars movie. Dude, they pay for that franchise to exist. Let them post stuff on social media and keep your mouths shut, go cash the checks and make the next movie but maybe try not to be an arrogant jerk about it.
I agree. No need at all for it. But at least he did explain, after the insults. I probably should have searched for a better article for the explanation on colors in astro photos.