I received this email today for iOS 7 dated today. Is it some sort of an update to the original download on the 18th? Just curious as to why I'm receiving it today.
https://www.us-cert.gov/ncas/current-activity/2013/09/20/Apple-Releases-iOS-7
https://www.us-cert.gov/ncas/current-activity/2013/09/20/Apple-Releases-iOS-7