Fallthrough

Versioning: We Did It To Ourselves

Jul 21, 2025
Steve Klabnik, an expert in semantic versioning and Rust programming, joins the discussion diving into the complexities of versioning in software. The conversation highlights the limitations of Semantic Versioning and its communication challenges between developers and users. They also humorously touch upon versioning in CSS and HTTP evolution. Klabnik unpacks Postel's Law's implications and debates the intricacies of API versioning. On a lighter note, the panel cheekily argues over pineapple on pizza, showcasing their fun side amidst technical chatter.
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ANECDOTE

Experts Reflect on Version Meaning

  • Steve Klabnik, editor of the SemVer spec, discusses how versions are identifiers tied to sharing work progress.
  • Jamie and others reflect on how versioning is a way to communicate changes deliberately in software.
INSIGHT

Versioning Is Communication

  • Versioning is fundamentally about communication to share the identity and changes of software between people and tools.
  • It's not just numbering; it's about encoding semantics and context for better understanding.
INSIGHT

SemVer Is For Tools, Not Apps

  • Semantic Versioning (SemVer) primarily targets libraries for machine and tool communication, not user-facing applications.
  • Many users misunderstand SemVer semantics because they skip defining clear API boundaries and contract meaning.
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