These papers are as relevant to engineering/product stage as every other "new battery" or "new cancer" treatment are at the moment.

E.g.

4 days ago (same paper) https://www.reddit.com/r/science/comments/1s2bjqp/a_new_hafn...

3 years ago https://www.reddit.com/r/singularity/comments/14d1dt5/why_ar...

5 years ago https://www.quora.com/Would-it-be-worthy-to-use-memristors-t...

Law of headlines - "could happen" would never happen.

it's not artificial if it's real brain

"could"