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
Year

2026

4 issues

September

1 issue
Issue004
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 issues
Issue003
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

July

1 issue
Issue001
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