Visitors try wearable keyboard devices which can help users to compose text, play games, activate apps, etc. by tapping on any available surface, during the SXSW (South by Southwest) Interactive Innovation Awards finalist showcase event in Austin of Texas, the United States, March 9, 2019. Over 60 finalists across 13 competition categories were on hand to demonstrate their innovative projects for SXSW attendees during the event to show exciting tech developments in the connected world. (Xinhua/Wang Ying)