Fact-checking the claim that edge AI slashes cloud bills: where the savings are real, where they hide capital and ops costs, and the break-even math for 2026.
How silicon photonics chips move data with light: waveguides, modulators, and why optics is reshaping AI data centers, explained from first principles.
How to design a low-latency pre-trade risk engine in 2026: inline checks, kill switches, state management, and the latency budget, with no trading advice.