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> what time Not necessarily. Does Google cache the image when receiving the email, or when you view it?
by pyre 12y ago
> what time
Not necessarily. Does Google cache the image when receiving the email, or when you view it?
- mike-cardwell 12y agoGoogle only fetches the image when you first view it. At least it did when I tested it when they first started doing it.
- talkingquickly 12y agoThat still seems to be the behaviour, so it still works for open tracking just not the additional meta data. Fantastic tool you've created by the way!
- deleted 12y ago[deleted]
- ppadron 12y agoI haven't tested it yet, but it seems you can setup your tracking image to return a "Cache-Control: no-cache, max-age=0" header and it will always be reloaded when the email is opened. http://blog.movableink.com/real-time-content-and-re-open-tracking-return-to-gmail/ http://blog.movableink.com/real-time-content-and-re-open-tra...