For my part, this is the most troubling part of the proposed project (that the article assesses, link to the project in this article, above.)

... convincing nearly 8 billion humans to adopt animist beliefs and mores is unrealistic. However, instead of seeing this state of affairs as an insurmountable dead-end, we see it as a design challenge: can we build (or rather grow) prosthetic brains that would interact with us on Nature’s behalf?

Emphasis by original author (Gaia architecture draft v2).

It reads like a a strange mix of forced religious indoctrination and anthropomorphism of natural systems. Especially when coupled with an earlier paragraph in the same proposal

... natural entities have “spirits” capable of desires, intentions and capabilities, and where humans must indeed deal with those spirits, catering to their needs, paying tribute, and sometimes even explicitly negotiating with them. ...

Emphasis added by me.