Musk reportedly open to TSMC running Terafab - Bits&Chips

This isn't a foundry contract—it's a structural reorganization of the silicon value chain. Technically, if TSMC operates Terafab, it locks in a vertical-anchoring model: the end-application owner pins the foundry's process window and capacity allocation. Tesla's FSD silicon demands 2nm-class energy efficiency; SpaceX's starlink processors need radiation-hardened 28nm at extreme yield. Both lines simultaneously strain TSMC's capacity, reshuffling ASML EUV allocation and CoWoS advanced-packaging throughput. On compliance: an Arizona siting embeds the project in CHIPS Act subsidy frameworks while triggering data-sovereignty scrutiny. TSMC's US fab yield still trails its Taiwan, China operations by 6-8 percentage points, making early ramp costs materially higher than consensus models assume. Competitively, Intel Foundry Service's domestic leading-edge narrative accelerates its erosion. Samsung's 2nm GAA lags by roughly a quarter. The deeper threat: if Tesla/SpaceX custom silicon displaces general-purpose accelerators in inference workloads, NVIDIA's datacenter pricing power faces structural compression. Outlook: within 18 months, application-owner builds, foundry operates becomes the Silicon Valley default. TSMC's valuation logic migrates toward ASML-style monopoly premium. SpaceX's space-grade chip demand, if it scales, carves out an independent aerospace semiconductor category—projected to exceed $4B annually by 2027.