Edit: I should clarify this only applies when 1) I'm using a Cycles-only shader node (which unfortunately I do a lot; see the thread below), or 2) I'm focused

Edit: I should clarify this only applies when 1) I'm using a Cycles-only shader node (which unfortunately I do a lot; see the thread below), or 2) I'm focused on lighting the full scene with all the indirection, or 3) I'm adjusting volumetric effects Otherwise Eevee is a great stand-in