Eh, I think they were talking about the UX for people that have JavaScript disabled, not about the JavaScript language.
To me it sounded more like "I can browse GitHub without JavaScript just fine, but GitLab doesn't even display the README, even though I'm using the exact same settings".
To me it sounded more like "I can browse GitHub without JavaScript just fine, but GitLab doesn't even display the README, even though I'm using the exact same settings".