It absolutely argues that:
Frei argued to Blair that neither government would benefit if Pinochet were to die in England and that he could be tried in Chilean courts. […] Blair undertook to do what he could within the law provided the exchanges between the two leaders were kept secret. The authors claim that Blair suggested setting up a ‘back channel’, with two people appointed to liaise between the leaders’ private offices.
Can you actually point to any instances of the devs dragging their feet on accepting changes or is this just conjecture? I’ve contributed to Lemmy, and plan to do so in future, and my experience is that they’re fairly accepting of changes.