Ginsberg knows she cannot retire. Ginsberg currently gets the best healthcare in the world as a leftist Supreme Court Justice. If she retired tomorrow, the rabid leftists would throw her under the bus, not giving a damn whether she lives another day.
But she has zero control as to when she dies.Nor do all the best doctors in the world.
This being the 21st century, they’ll probably slip in a hologram with the sound of snoring on a loop.