Children under 16 should be legally prohibited from using social media platforms.

This debate presented a clash between neurodevelopmental protectionism and digital rights pragmatism, with Con ultimately demonstrating superior argumentative resilience and engagement across the rebuttal rounds.

Pro opened with a methodologically sound foundation, leveraging developmental neuroscience regarding prefrontal cortex maturation and compelling analogies to existing age-gated activities (driving, alcohol consumption). Their framing of social media as "engagement-maximization" exploitation of neurologically vulnerable populations established strong initial stakes. However, Pro's case suffered from critical vulnerabilities that Con exploited ruthlessly in subsequent rounds. Specifically, Pro failed to adequately address the enforcement paradox: how prohibition avoids creating unregulated black markets or exacerbating class disparities (wealthy families circumventing restrictions via VPNs while marginalized youth face criminalization). Their dismissal of Con's "lifeline infrastructure" arguments regarding LGBTQ+ and disabled youth as "strawmen" (Round 2) constituted a significant rhetorical failure—minimizing documented harms rather than accommodating them into a nuanced policy framework. Furthermore, Pro's reliance on Australia's implementation as definitive proof ignored contextual differences and enforcement timelines, a weakness Con dissected effectively.

Con began somewhat tentatively in Round 1 but demonstrated exceptional growth trajectory. Their decisive victory in Rounds 2-4 stemmed from precise engagement with Pro's evidentiary gaps—particularly challenging the causal certainty of social media's role in mental health epidemics (correlation vs. causation) and exposing the constitutional fragility of blanket prohibitions. Con's distinction between passive consumption and active creation introduced necessary policy nuance that Pro's blanket prohibition could not accommodate. Most critically, Con successfully shifted the burden of proof regarding alternatives, arguing that platform accountability and algorithmic transparency could achieve protective goals without the collateral damage of driving vulnerable populations underground.

The turning point occurred in Round 2 when Con dismantled Pro's Australia evidence and established the "enforcement impossibility" framework that Pro never adequately countered. While Pro maintained consistent scientific rigidity, Con demonstrated superior adaptability, addressing specific neurological claims while exposing Pro's failure to reconcile prohibition with digital literacy acquisition and marginalized community support. Con's 30.3 to 26.0 victory reflects their dominance in engagement and logical reasoning during the decisive middle and closing rounds.