He wasn’t say you personally do it. He even said that he knows what the commands do, most of the time, but that the average person does not. Especially beginners to Linux, who are more prone to break their system and be on forum rabbit holes to try and fix it.
I mean, I never do that without downloading the script and reading it. I also read makepkg files. It doesn’t take that much to validate these things
He wasn’t say you personally do it. He even said that he knows what the commands do, most of the time, but that the average person does not. Especially beginners to Linux, who are more prone to break their system and be on forum rabbit holes to try and fix it.