Spain Unveils Under-16 Social Media Ban and CEO Liability Law, Triggering Musk Spat

States periodically clamp down when a new communications medium begins to outpace existing norms—think the 1906 Pure Food and Drug Act’s response to patent-medicine advertising, or the 1934 U.S. Communications Act that reined in radio after Father Coughlin’s broadcasts. Spain’s move fits that lineage: a maturing technology meets its first generational safety cordon. The proposal also signals Europe’s accelerating shift from light-touch “digital single market” rhetoric (mid-2010s) to heavy-handed digital sovereignty, layering national bans atop the 2023 EU Digital Services Act. Whether the measure survives court tests or VPN work-arounds, its symbolism matters: governments are now willing to jail Silicon Valley bosses, not just fine them. Over a 100-year horizon this could mark the moment the globally uniform internet splintered into child-safe, state-patrolled zones versus laissez-faire networks—a re-Balkanisation echoing early 20th-century telegraph cartels. If copy-pasted across continents, the economics of ad-funded social media (whose growth depends on teens) could be structurally undermined, much as 1960s cigarette ads vanished from U.S. television. Yet historical precedent also warns that prohibition without education often drives activity underground; the long run will test whether protective intent outweighs the risk of a fragmented, surveillance-heavy online commons.