Note that the outcome of the underlying case, which is about the future of the Murdoch media empire (i.e. whether control over it will fall exclusively to conservative Lachlan Murdoch or be evenly split among all four heirs, of whom three are comparatively liberal), will be extremely consequential for both media and politics on a global scale.
Fascinating - so he hammered the trust to grand all power to the eldest son but other kids ain’t happy and the details are sealed so makes you wonder what spicy shit is in there. This is some evil empire drama.
The push is coming from a coalition of other big media sources and this “Our Nevada Judges” (ONJ) non-profit which basically all they do is civic action against sealed material - what a cool organization!
The Atlantic article that I linked in the post description talks at length about the spicy shit (especially about the family relations and only comparatively little about the legal aspects).