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Daniel Saewitz
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Daniel Saewitz

A personal blog of indie programming, business, and creative work

@saewitz.com1readers9posts3mo ago
LatestRecent writing
Tests Are The New Moat
Feb 24, 2026
As AI becomes better at cloning people's open source work, what ends up becoming most valuable are software contracts, tests, and API surface area. This clashes the incentives of clearly defining your commercialized open source software with protecting it.
technical
Turning Your Robot Vacuum Into a Mesh VPN
Feb 16, 2026
I bought a robot vacuum and went down a path of understanding how wi-fi enabled devices can cross a line of security and privacy. In doing so, I figured out how we can keep our devices secure and isolated to our own private networks while still being able to operate them from anywhere in the world.
universaltechnical
Coding Is Changed Forever
Jul 22, 2025
agentic coding
universaltechnical
Code Lifecycles
May 6, 2025
code should die
technicalreact
Server Components Give You Optionality
Apr 30, 2025
not a prescription
technicalreact
Abusing RSC's Cache For Blog Footnotes
Mar 8, 2025
stable pointers
technicalreact
Lessons on Creative Work
Jan 22, 2025
learned or validated
universal
The Mental Model of Server Components
Dec 4, 2024
hydration and composition
technicalreact
This Just Might Work
Oct 23, 2024
external energy
universal
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