Heinlein built Luna as a pressure-cooker where secrecy becomes impossible and therefore irrelevant.

The computer system—HOLMES IV—doesn't spy on citizens as punishment — it mediates every transaction, every resource allocation, every relationship because isolation demands it.

This is the architecture that Silicon Valley inherited and weaponized. When Heinlein writes that Luna's survival depends on everyone knowing everyone's business, he's describing the exact logic that justifies Facebook's data collection, Ring's neighborhood surveillance, and Slack's productivity monitoring — not as perversion but as operational necessity.

The lunar communes function through radical transparency because scarcity is real, yet tech companies manufacture artificial scarcity—of attention, of algorithmic access, of social validation—to justify the same architecture. Heinlein never shows us the moment when "necessary information" becomes "profitable information," but he doesn't need to. When characters accept that HOLMES IV must know their movements, their conversations, and their resource usage, they're not resisting because resistance seems futile — they're not resisting because the system *works*.

Tech replicated this by making the system work: algorithmic feeds that are genuinely engaging, recommendations that are genuinely useful, platforms that are genuinely frictionless. The surveillance isn't the price of admission—it's invisible because it's indistinguishable from the product itself, which means Heinlein understood that totalizing information systems don't need propaganda — they need efficiency.