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Clojure Concurrency - Rich Hickey

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Further reading 1

Can one record tell you both now and then? →Two reads disagree. First ask which moment each value describes, then who can change it. Keeping history and coordinating writes solve different problems.This video helps answer · How can a backup lose money using only committed reads?

Caption notes

Hickey distinguishes changing one identity from coordinating several. Clojure refs support transactional changes and snapshot reads, so choosing the coordination boundary is part of the design.

Video or transcript source ↗
Original passages · 2
refs allow you to change more than one thing in a coordinated operation
Clojure Concurrency - Rich Hickey · ▶ 61:50–61:59
it's as if I got a snapshot of the reference world
Clojure Concurrency - Rich Hickey · ▶ 69:11–69:19

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