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13.
Navigation Timing
+ Real timings
- Need to load a page to get timings
- Abysmal support for Navigation Timing on mobile
(other ways of measuring e.g. boomerang.js)
17.
GeoIP Service
+ Detect someone is connected via mobile network
- No IPv6 support yet
- Can’t detect radio speed (everything is speed:low)
18.
Skinnier Content
For example: use stylesheet that drops custom fonts,
background images etc., when
connected via mobile network
<?php if(ismobile()) { ?>
! <link rel='stylesheet' href='css/lightweight.css' />
<?php } else { ?>
! <link rel='stylesheet' href='css/normal.css' />
<?php } ?>
19.
Apply appropriate defaults?
Standard on Mobile Retina on WiFi
Scott Jehl’s PictureFill with HD/SD toggle - http://filamentgroup.com/examples/picture-hd-prefs/
20.
Ultimately browsers need to provide more context
http://www.flickr.com/photos/brisbanecitycouncil/5159665909