2026-04-19

• Advancements in photonics: NIST scientists created tunable "any wavelength" lasers.
• Software trends: Opus 4.6 vs. 4.7 request-token comparisons and instructors using typewriters to reduce AI‑generated submissions.
• Long‑term engineering & algorithms: A decade of Unity Engine updates for Gun Rocket and renewed focus on skiplists data structures.

💻 Daily Snippet

# Show disk usage of each item in the current directory, sorted by size
du -sh * | sort -h

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Originally published on Shell Signal