You can swap out Project Ara's modules without switching the phone off
 

Back in April, Project Ara's Module Developers Kit revealed that the phone's battery will be hot-swappable; in other words, you can replace it without having to switch the phone off. Nifty trick, right? Well, the feature's apparently not limited to...


http://www.engadget.com/2014/09/30/p...=rss_truncated