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A comment on Chronon, Airbnb's ML Feature Platform, Is Now Open Source. Parent comment

Re:Chronon, Airbnb's ML Feature Platform, Is Now Open Source by nikhilsimha on Tuesday April 09, 2024 @05:01PM (#39984203)
These are reconstruction of features / columns that don’t exist yet.
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Re:Chronon, Airbnb's ML Feature Platform, Is Now Open Source by mulmen on Thursday April 11, 2024 @04:35AM (#39999806)
I don’t understand what this means. How can something be reconstructed without first existing? Is this not just a caching exercise?
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