Instagram Adds 15 Second Video But Fumbles Android Updates
Gotta Be Mobile
The discrepancy came from the fact that Instagram's new features only work on Android 4.1 Jelly Bean devices or newer. Also, Instagram seems to have rolled out the update in a staggered fashion, instead of pushing it live for all users at the same time.
Users flock to Video on Instagram as Vine grows an Android update
Vine for Android updated: Facebook sharing, better searches
Instagram video app hands-on, iPhone and Android update