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Maybe because this has nothing to do with availability zones and it's specifically to do with AWS mis/under-reporting status.

What AZ were they supposed to failover to? Another one reporting green?

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The dashboard shows region health, not AZ health. You don't even need cross-region deployment, just multi-AZ in the same region. The issue was isolated to a single AZ, not an entire region.

This is a strawman. We're not demanding red, but seeking yellow or orange or some other indicator that captures the impact. Absolutely not green.

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