The Vine you link to isn't necessarily a problem with Android itself. Sure, Android runs on several different devices from lots of different vendors that all us

The Vine you link to isn't necessarily a problem with Android itself. Sure, Android runs on several different devices from lots of different vendors that all use different hardware (which is a good thing), but the compass sensor shown here is notoriously finicky. Simply having the devices near other metal (like other phones) will cause completely erroneous data.