DSL / SIGNAL · Product field notes
Field notes for product decisions that carry real delivery risk.
Source-backed decision support for product recovery, modernization, technical audits, release operations, reliability, and whole-product ownership.
4issues published
2026archive years
2026
4 issuesSeptember
1 issueIssue004
Product Delivery & Recovery Signal · 7 September 2026 · 8 min read
The safest product decision may be removing a promise.
A practical claim audit for aligning public promises with shipped behavior, evidence, security boundaries, and operational ownership.
- Product truth
- Technical audit
- Trust boundaries
- Ownership
- Delivery risk
5 sources · 5 decisions↗
August
2 issuesIssue003
Product Delivery & Recovery Signal · 24 August 2026 · 8 min read
Before you rewrite the prototype, decide what is safe to keep.
A five-way decision map for AI-built and inherited products when the demo works but confidence in production is low.
- Product recovery
- Modernization
- Delivery risk
- Ownership
- Release operations
5 sources · 5 signals↗
Issue002
Engineering Signal · 3 August 2026 · 10 min read
Mobile delivery changes that call for action.
Tracing 2.0 reaches RC, Navigation 3 matures, Apple ships 26.6, and Android developer verification becomes a release-operations concern.
- AndroidX Tracing
- Navigation 3
- Apple platforms
- Android delivery
- Kotlin Multiplatform
- Ktor
8 sources · 8 signals
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July
1 issueIssue001
Engineering Signal · 27 July 2026 · 10 min read
Mobile changes worth making decisions about.
Kotlin improves Swift export, Media3 fixes a high-risk memory behavior, Nearby Connections changes radio-state handling, and Android’s AI stack starts to look like an execution layer.
- Kotlin Multiplatform
- Media3
- Nearby Connections
- Android tooling
- Tracing
- AI
8 sources · 7 signals
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