Big Tech Capex
AI
Macro
AI Infrastructure Boom Hits Power and Credit Wall as Grid Constraints Eclipse Chip Shortages
With 10Y Treasuries at 4.6%, power costs surging 30-40% regionally, and grid capacity lagging AI demand by 15-25% annually, Big Tech's trillion-dollar buildout faces an 18-24 month ROI extension that Wall Street's chip narrative misses.
AI
Markets
Alphabet’s AI Turnaround Rewrites Big Tech Investment Thesis
Gemini 3.1's competitive parity with GPT-5.5 and $190B capex bet on vertical integration signal shift from model leadership to full-stack infrastructure dominance.
AI
Markets
Core Scientific’s $3.3B Junk Bond Exposes AI Infrastructure’s Financing Fracture
A 7.933% yield on data center debt reveals the unstable economics of GPU-backed financing as Big Tech's $650B capex spree migrates from equity to bond markets.