Mobile serves the same images as desktop (from, and they are served without Cache-Control because we rely on ETags for expiry.

On Sun, Sep 14, 2014 at 12:59 PM, Federico Leva (Nemo) <> wrote:
Tomasz Finc, 11/06/2014 22:51:
>> > On a side notice I notice all images on mobile are missing a cache
>> > expiration  - is that intended? Also have we considered adding a header
>> > Cache-Control: public to them?
> This historically has been due to upstream caches not respecting
> purges and our ops team wanting to keep TTL's as low as possible. We
> can take it up to the ops list if we want to know more

Is mobile different in this? Just this week I stumbled upon which is quite


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Best regards,
Max Semenik ([[User:MaxSem]])