He's saying on native dialogues, when it lists your Apple ID email address, it includes a full stop at the end. The address and the full stop both happen to be

He's saying on native dialogues, when it lists your Apple ID email address, it includes a full stop at the end. The address and the full stop both happen to be in double quotation marks. Many phishers would place the full stop after the quotation marks, or omit it entirely. legit -> "bill@apple.com." not-legit -> "bill@apple.com" But you're right, it's a terrifically difficult sentence to read.