California will force platforms to show daily mental‑health warnings to under‑18 users, and unskippable 30‑second warnings after three hours of use, repeating each hour. This imports cigarette‑style labeling into product UX and ties warning intensity to real‑time usage thresholds.
— It tests compelled‑speech limits and could standardize ‘vice‑style’ design rules for digital products nationwide, reshaping platform engagement strategies for minors.
BeauHD
2026.01.06
85% relevant
Both policies intervene in user experience to limit harms from attention‑capturing interfaces: Vietnam’s 5‑second/unskippable ad ban and one‑tap close requirement is the operational analogue of time‑based warnings (unskippable timers, daily thresholds) and shows a regulatory trend toward UX mandates rather than content bans.
msmash
2026.01.06
88% relevant
The article reports a state law ordering addiction warnings for features like infinite scroll and notifications — conceptually the same policy class as time‑oriented youth warnings (e.g., California’s 30‑second and daily prompt rules) and advances the practical and legal test cases about whether such mandated UX disclaimers survive constitutional scrutiny.
Louis Elton
2026.01.02
82% relevant
The article argues for a neo‑Temperance reaction to pervasive smartphone/AI use and cites heavy youth screentime as a social harm; that directly connects to concrete policy proposals (e.g., mandatory age/time warnings and enforced limits) exemplified by the existing 'Time‑Based Social Media Health Warnings' idea.
BeauHD
2025.12.02
75% relevant
The finding that smartphone ownership at 12 strongly associates with insufficient sleep and depression bolsters policy proposals that tie user‑experience limits or mandated warnings to age and duration—precisely the lever underlying proposals for time‑based warnings and age gating in schools and platforms.
msmash
2025.12.01
75% relevant
Rather than labelling or warning, Singapore is using time‑of‑day and location limits (school day, earlier PLD sleep timer) as regulatory levers to influence youth device use — a related governance approach that treats temporality as a policy instrument to protect adolescent wellbeing.
Bob Grant
2025.12.01
60% relevant
Because the study shows benefits from cutting daily use to about 30 minutes, it bears on policy experiments such as time‑based warnings or usage thresholds for minors; the Nautilus article makes the empirical case that such time‑bound interventions are plausible levers for regulators and platforms.
msmash
2025.10.13
100% relevant
AB 56 mandates a skippable 10‑second daily warning and unskippable 30‑second hourly warnings after three hours on social media for minors.
2025.04.02
45% relevant
The editorial critiques blunt policy responses (bans) and calls for better evidence to guide interventions; this connects to the policy experiment of time‑based warnings as a concrete, evidence‑informed regulatory option mentioned elsewhere in the corpus.
2023.04.25
60% relevant
Twenge and the studies NPR surveys emphasize sleep loss and multi‑hour daily use among teens, which maps onto policy responses like time‑based warnings or age/usage gating (an idea already in the list); the article strengthens the policy case for such regulatory levers by highlighting dose and timing.