Isn't the primary benefit in cloud servies reliability? If one of the largest cloud services has an Achilles heel, doesn't that defeat its purpose? I was under

Isn't the primary benefit in cloud servies reliability? If one of the largest cloud services has an Achilles heel, doesn't that defeat its purpose? I was under the impression if one of the clusters were to be unavailable, the nearest mirror would resume responsibility. This should include distribution services as well.