the second-order effects of turning off the WiFi are surely comprised of both positive and negative effects
Linguistic nitpick: Strictly speaking the effects comprise both positive and negative effects. Equivalently, the effects are composed of both positive and negative effects.
The whole comprises the parts. The parts compose the whole.
Linguistic nitpick: Strictly speaking the effects comprise both positive and negative effects. Equivalently, the effects are composed of both positive and negative effects.
The whole comprises the parts. The parts compose the whole.