I think there is also some path dependence in the legal system.
Imagine that someone sues Google for providing you outputs of some AGPL website in their search results. Almost certainly, Google would win.
Afterwards, the company that runs the link-removing proxy from an AGPL software can try using this as a precedent.
If necessary, more smaller steps can be made, navigating the courts to the desired decisions.
I think there is also some path dependence in the legal system.
Imagine that someone sues Google for providing you outputs of some AGPL website in their search results. Almost certainly, Google would win.
Afterwards, the company that runs the link-removing proxy from an AGPL software can try using this as a precedent.
If necessary, more smaller steps can be made, navigating the courts to the desired decisions.