The regulatory assault on closed digital ecosystems is accelerating, signaling severe margin compression for platform monopolies. Sony is facing a $2.7 billion class-action lawsuit in the United Kingdom over its 30 percent commission on digital game sales through the PlayStation Store. For years, entrenched hardware manufacturers have effectively operated as rent-extracting fiefdoms, locking consumers into proprietary storefronts and taxing third-party developers without delivering proportional value. This monopolistic pricing power is now under existential threat from both state regulators and aggressive litigation. If the UK tribunal dismantles Sony's walled garden, the precedent will instantly reprice the entire digital distribution sector. Capital is already rotating toward open-source platforms and decentralized infrastructure that bypass traditional corporate gatekeepers. Hardware manufacturers will be forced to compete on actual product innovation rather than relying on captive audiences to pad their balance sheets. The 30 percent digital tax is a market inefficiency whose elimination is long overdue.