AI Expansion, Security Crises, and Workforce Upheaval Define This Week in Tech

**Executive summary:** This weekly tech briefing highlights major AI and industry news while flagging significant security incidents: multiple critical and actively exploited zero-days (Adobe Acrobat Reader, Google Chrome, a Windows Defender update flaw, and FortiClient EMS CVE‑2026‑35616), a large-scale APT28 router-hijacking campaign affecting ~18,000 devices, a supply-chain/data-exfiltration incident impacting LiteLLM with up to 4 TB stolen, and a reported breach of an FBI metadata collection network — collectively indicating elevated, multi-vector cyber risk for organizations and end users.