About the one-liner ones, i have a feeling those contribute a fair bit to search indexing, since I'm able to find those videos when I search for those quotes, even if the description or title doesn't have them. Same reason I can find songs there by looking up their lyrics

Ahh right, good point

But as far as I understand, it's designed to be a Vulkan layer. I'm pretty sure they can be installed under the user's home directory at ~/.local and picked up by Mesa automatically

I suppose you mean North East India? If I had to hazard a guess, the mountainous terrain probably makes it a struggle to do so