Alleged screenshots of Blackberry 10 have leaked through Vietnamese website Tihnte, which shows the system is getting a complete overhaul. The new UI design and features brings the OS more in line with competition like Windows Phone, iOS, and Android. RIM will apparently be adding a voice-activated assistant that is quickly becoming a staple with smartphones. The screenshots also show the BlackBerry 10 Hub, which is promised to be nexus for all social networks. Hit the source links to view more images.