T-glass, a type of ultrathin glass sheet used in advanced chips, is in short supply and largely comes from Nittobo, which is not adding capacity for months (Yang Jie/Wall Street Journal)big tee tech hubFebruary 8, 2026 Featured Podcasts Lenny’s Podcast: Getting paid to vibe code: Inside the new AI-era job | Lazar Jovanovic (Professional Vibe Coder)…