I don't agree with the articles assumptions on the immense usefulness of this. Services where it makes sense disseminates the info anyway. Amazon sends me e-mai

I don't agree with the articles assumptions on the immense usefulness of this. Services where it makes sense disseminates the info anyway. Amazon sends me e-mails when I buy something. Other sites have RSS feeds of activity. Why would I want to run intrusion detection on cloud based services? Isn't that why you put it in the cloud?