Some months ago, most of HN didn't like the idea that China's Mars rover (and a large part of their space tech stack) were copied from the US, kinda like "just

Some months ago, most of HN didn't like the idea that China's Mars rover (and a large part of their space tech stack) were copied from the US, kinda like "just leave it alone, it's for the sake of humanity." But I see totally different reactions here. What's the difference here? Or why the double standards? Please enlighten me.