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  • Plugin Author Jeremy Herve

    (@jeherve)

    Jetpack Mechanic 🚀

    You can safely ignore those warnings: the recommendations displayed by Pingdom are based on old information that doesn’t really apply anymore. These URLs are actually cached on our servers, so the images are cached.

    Those parameters are also important, as they indicate which version of the image to fetch from the Photon CDN.

    You can learn about this in detail here:
    https://github.com/Automattic/jetpack/issues/5618

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