Good morning. Marvell’s $115 billion bet on optical networking leads today, followed by Google’s controversial plan for school accounts and the first AI-lab election war rooms. Three explainers round out the day.
Daily DigestDigest
Daily Digest: Marvell-Lumentum, Google school AI rule, war rooms
November 4, 2026: Marvell agrees to buy Lumentum for $115 billion, Google ties school Search to AI, and OpenAI and Anthropic staff election war rooms.
Today in 6 stories · November 4, 2026
- 01Chips & GPUs
Marvell to buy Lumentum in a $115 billion all-stock AI deal
A bet that AI data centers will move data with light; closing is expected in the first half of 2028.
- 02Education & AI
Google will cut off Search for schools that block its AI
Gemini and Search go off by default for K-12 students; critics call the Search link coercive.
- 03Policy & Regulation
OpenAI and Anthropic open first election war rooms for midterms
Both companies monitor for misuse as independent tests show uneven safeguards.
- 04Evals & Observability
How to read an LLM trace: OpenTelemetry GenAI spans explained
Span types, tool-call naming and why prompt capture is off by default.
- 05Open-source Projects of the Week
Open-source AI this week: Humming kernels and vLLM on TPUs
Quantized-kernel and TPU releases from the vLLM project, with caveats.
- 06Transportation & Logistics
How delivery routes are optimized: the vehicle routing problem
A worked OR-Tools example of how fleets are planned.
Sources
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