Anonymous. (2026). The proposed precautionary measures — phone bans, age-gated platforms, forced default-private accounts — are not in fact low-cost. They impose disproportionate burdens on low-income adolescents (for whom a smartphone is often the household's only persistent internet device) and on adolescent developmental autonomy more broadly. The "low side-effect" framing of the synthesis is therefore incorrect on its own terms. Isonomia. https://www.isonomia.app/a/3yKC1nxx@0f9d7993b9b17d1d7895fc12c0f28842d711d234705290f3746e66dfd1173775