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Why was Reactivity Transform ($ref, $computed) removed in Vue 3.4?

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01

Understand the problem

Explain the experiment, why it was dropped, and migration.

reactivity-transformcompilervue-3.4
02

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03

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Reactivity Transform ($ref/$computed auto-unwrapping) was dropped because it fragmented the mental model and tooling for marginal ergonomic gain.

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