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iOS Build a Weather App with Swift (Retired) Concurrency Using Our JSON Data

In regards to a statement made around minute 2:48 on the "Using Our JSON data" video

Pasan says that he creates a "mutable" dataObject because he doesn't want the contents of the object to be changed. I believe what he wanted to say was he wanted to create an "immutable" object for that very reason - so that it's constant and cannot be changed. Pasan Premaratne