I find his arguments very difficult to square with this article from 2015[1]. The prologue of [2] also paints a pretty compelling picture of how this might happen.

Also

> We don’t live in the world of Neuromancer and we never will. 99.9% of everything is mathematically invulnerable to hacking.

Seriously made me chuckle.

[1]: https://slatestarcodex.com/2015/04/07/no-physical-substrate-...

[2]: https://www.amazon.com/Life-3-0-Being-Artificial-Intelligenc...