that still does not answer why an image retrieved form the blobstore should be 
faster than one served as a static file.

On Sep 9, 2011, at 5:43 PM, Barry Hunter wrote:

> On Fri, Sep 9, 2011 at 4:13 PM, andreas schmid <[email protected]> wrote:
>> why should the blobstore be faster?
> 
> http://code.google.com/appengine/docs/python/images/overview.html#Transforming_Images_from_the_Blobstore
> 
> and get_serving_url()
> 
> 
>> On Sep 9, 2011, at 5:02 PM, Ubaldo Huerta wrote:
>> 
>> I wonder what's the prescribed way to serve an asset image (say, a site
>> logo)
>> 1-The easy way, using static handlers specified in app.yaml
>> 2-Uploading them via the blobstore api
>> I realize that 1 is simpler to do but I wonder if the fact that doing it via
>> blobstore it would be served faster.  For one thing, it comes from a
>> different domain and the request comes back without cookies. Now, is there a
>> difference in cost?
> 
> You will have to pay a bit for storage in the blobstore, where in
> effect static storage is free.
> 
> Otherwise bandwidth usage is the same.
> 
> Another benefit of static is you can explicitly set caching headers -
> for both the edge-cache and the browser cache. The blobstore urls,
> have a default caching header I beleive - but you cant set a really
> long caching time.
> 
> Also static requests can follow you around on version automatically
> (ie different version so a app will get different files automatically)
> whereas that will have to be done manually with the blobstore.
> 
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