Spec-ulation Keynote - Rich Hickey

What this video covers

Rich Hickey's keynote on software versioning, arguing that breaking changes are the real problem and that libraries should only grow by providing more and requiring less. It critiques semantic versioning and ties into Clojure spec.

Why it surfaced in Hacker News

HN returns to it in every versioning and API stability debate as a challenging, contrarian talk worth watching.

Recommendation context

Short excerpts from positive mentions. Open the source to read the full Hacker News discussion.

“He definitely challenged my beliefs, it's likely to be worth your time too.”

“Whenever an idea about API versioning springs into mind it is always worthwhile to watch Rich Hickey's Spec-ulation talk”

“I strongly recommend this talk from Rich Hickey”