Hi Lugh,
thanks for this nice link (and article).

Researchers in the domain express increasing worryiness on this topic :

"... Reinforcement learning (RL) agents that plan over a long time horizon far more effectively than humans present particular risks. (...)

https://www.science.org/doi/10.1126/science.adl0625
(i don't have access to the full article)

My opinion is that we should hope and worry (at least a little bit).