Do I have to unsubscribe from ActivatedRoute (e.g. params) observables?

Question

I find many examples where ActivatedRoute Observables like params or url are subscribed but not unsubscribed.

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Answer 1

Whenever you are adding subscribe to a component, you always almost need to unsubscribe when the component is getting destroyed. But subscribe to the Activated route params doesn't require to unsubscribe as the router destroys the subscribe whenever its no longer needed.