CityU researchers developed “WeTac” (IMAGE) City University of Hong Kong Caption CityU researchers developed “WeTac” to provide a vivid touching experience in the virtual world. Credit City University of Hong Kong Usage Restrictions Image must be used with appropriate caption and credit. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.