[whatwg] Bandwidth media queries
kornel at geekhood.net
Thu May 17 04:27:14 PDT 2012
On Wed, 16 May 2012 19:48:04 +0100, Matthew Wilcox
<mail at matthewwilcox.com> wrote:
> First off I know that a number of people say this is not possible. I
> am not wanting to argue this because I don't have the knowledge to
> argue it - but I do want to understand why, and currently I do not.
> Please also remember that I can only see this from an authors
> perspective as I'm ignorant of the mechanics of how these things work
> The idea is to have something like:
> <link media="min-bandwidth:0.5mps" ... />
> <link media="min-bandwidth:1mps" ... />
> <link media="min-bandwidth:8mps" ... />
> This make an obvious kind of sense to an author.
What would happen in this scenario:
I'm in a cafe with free WiFi browsing on my phone, I have 8mbps bandwidth.
I open the page and read it (it could be a webapp or a long article that
stays open for a long time).
I leave the cafe, my bandwidth drops to 1mbps, but I still have the same
Should the design change? Should the browser throw away all high-res
images it has downloaded and re-download them in poor quality?
What when I reload or browse to a next subpage? My browser still has
high-res images in the cache. Should it now apply low-end design and
re-download all images in poor quality?
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