interfere with existing apps, but can interoperate, and it is possible to gradually move apps from Istio 1.0/1.1 to the new environments and across environments ( for example canary -> prod ) Note: there are still some cluster roles that may need to be fixed, most likely cluster permissions will need to move to the security component. ## Everything is Optional Each component in the new installer is optional. Users can install the component defined in the new installer, use the equivalent component in `istio-system`,...

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