Related stories Google's showing no signs of slowing its pace of Android development, with Android 4.0 appearing on the Galaxy Nexus late in 2011, followed in July of 2012 by the Android 4.1 Jelly Bean release that arrived powering the super Nexus 7 . But, forward-looking, update-obsessed people that we are, we can't help but imagine how Google's going to maintain the pace of innovation in its next version of its mobile OS, which, if it follows the patterns of previous years, ought to arrive on a new Nexus-brand mobile at the end of 2012. All we know thus far is that Google's working away on the K release of Android, which it's developing under the dessert-related codename of Key Lime Pie. Regarding the version number, it's currently unclear whether the Key Lime Pie moniker will be given to Android 4.2 or Android 5.0, but we'll find out on 29 October . UPDATE: Rumours of a new Nexus handset are trickling in now, as we reported on 1 October 2012 . There's been speculation that this phone will be sporting Key Lime Pie, but sources who spoke to AndroidAndMe claim it'll be running Android Jelly Bean . So what should those Google engineers be putting into Android 5.0 Key Lime Pie? Hopefully some of these things. 1. Performance Profiles It's bit of a fuss managing your mobile before bed time. Switching off the sound, turning off data, activating airplane mode and so on, so what Android 5.0 really needs is