Debugging Emacs, or How I Learned to Stop Worrying and Love DTrace (2018)
> Linux has a reputation for Not Invented Here (NIH) syndrome, and these licensing issues certainly contribute to that<p>I don't think the author understands with NIH means in practise, and this completely misplaces the blame.  It's not as though the kernel team was completely unwilling to consider porting ZFS or DTrace, it's that for legal reasons they were unable.