Definitely respect the author for admitting he was wrong, but it's also scary to see how strongly people can feel about tech they clearly don't understand.
Like most of us, I've been there myself in multiple occasions. It's not something I'm proud of and I'm grateful this behavior wears off when getting more experienced.
If you think 'this sucks because I don't understand this', chances are it doesn't really suck and you need to either learn more or shut up.