I wrote a summary here: https://danglingpointers.substack.com/p/disentangling-the-dual-role-of-nic https://danglingpointers.substack.com/p/disentangling-the-du.

I wrote a summary here: https://danglingpointers.substack.com/p/disentangling-the-dual-role-of-nic https://danglingpointers.substack.com/p/disentangling-the-du... This taught me a lot about DDIO, which was somewhat inscrutable to me in the past.