In this task, you're given a question, along with a context passage which has extra information available on certain terms mentioned in it. Your job is to determine which sentence(s) from the passage can be used to search for further information needed to answer the question.
Q: Question: When was the technology that is an innovation of Crunchfish using webcam as a sensor first invented? Passage:Crunchfish is a Swedish technology company in Malmo that develops gesture recognition software for the mobile phone and tablet market. Crunchfish was founded in 2010 with an initial focus to create innovations for the iOS and Android app markets. Gesture recognition using a standard webcam as main gesture sensor was one of their core innovations and the company is now focusing on touchless interaction based on camera based gestures. In 2013, April, the company was selected a '2013 Red Herring Top 100' company by Red Herring (magazine). Crunchfish produces gesture sensing software, a set of customized mid-air gesture recognition solutions, named A3D™️, to global mobile device manufacturers and app developers. Crunchfish cooperates with smartphone manufacturers to enable Crunchfish gesture sensing technology in their partners mobile devices. Crunchfish developed the touchless functions in Chinese Gionee's smartphone Elife E6, launched in China, July, 2013 and in India and Africa in August, 2013

A:
Gesture recognition using a standard webcam as main gesture sensor was one of their core innovations and the company is now focusing on touchless interaction based on camera based gestures