They can be as happy as they like about it. I'm not exaggerating anyone's posts. I quoted one post in this thread.
I see the post you quoted, and neither that nor any other post in this thread says anything about lying awake at night in anticipation or drooling to shop at Walgreens.
Pay is a service that they provide to their customers. It is not a stand alone business. If it were apple would be rolling it on to the entire mobile industry through Android and Windows devices. NFC terminal integration for retailers will most likely be a part of a broader strategy to allow (either immediately or in the future) all NFC based payments to be compatible.