Sleeping but plugged into a monitor, while closed, would be one. For other cases, I suspect it's more about making sure the device(s) can be used almost instant

Sleeping but plugged into a monitor, while closed, would be one. For other cases, I suspect it's more about making sure the device(s) can be used almost instantly after waking. Does seem like it'd be nice if the behavior were something you could toggle, though.