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It's using IMAP IDLE (https://en.wikipedia.org/wiki/IMAP_IDLE https://en.wikipedia.org/wiki/IMAP_IDLE), which is push email.
by sdkmvx 15y ago
It's using IMAP IDLE (https://en.wikipedia.org/wiki/IMAP_IDLE https://en.wikipedia.org/wiki/IMAP_IDLE), which is push email.