- From: Ian Hickson <ian@hixie.ch>
- Date: Mon, 15 Apr 2013 18:31:11 +0000 (UTC)
- To: Jake Archibald <jakearchibald@google.com>
- cc: public-web-perf@w3.org
On Sun, 14 Apr 2013, Jake Archibald wrote: > > Developers are using hacks or ending up with unnecessary downloads when > they use JavaScript to change the src of an image, but want to provide a > non-JS fallback (see > https://www.w3.org/Bugs/Public/show_bug.cgi?id=17842). Although this > particular case will be solved with something like srcset, there are > other cases like conditionally using an image format with limited > support. > > Developers are using hacks to lazy-load images that are likely to be > outside the viewport initially. These hacks use heavy scroll listeners > and don't take the connection type into account. FWIW, I plan to add a feature to <img> to handle this, for this bug: https://www.w3.org/Bugs/Public/show_bug.cgi?id=17842 If there's implementor interest, it would be good for said implementors to say so on the bug. :-) -- Ian Hickson U+1047E )\._.,--....,'``. fL http://ln.hixie.ch/ U+263A /, _.. \ _\ ;`._ ,. Things that are impossible just take longer. `._.-(,_..'--(,_..'`-.;.'
Received on Monday, 15 April 2013 18:31:33 UTC