article_snippet: Affectiva's technology was developed at the Massachusetts Institute of Technology.
article_snippet: even the firm behind the technology is also planning to use the app in retail to see how customers react to a particular product or display.
article_snippet: The company - whose web-conferencing app has been downloaded by over 100 million people worldwide - unveiled their new software at the mobile industry's biggest technology showcase in Barcelona this week.
article_snippet: More complicated and potentially controversial versions of the software are also in development.