Rithmio raised $3 million in seed funding to hire engineering talent and grow its gesture-recognition platform for wearables. Rithmio, which spun out of the University of Illinois, will use the money mainly to hire engineering talent. Rithmio creates accurate and personalized gesture-based products. The technology detects the unique nuances of how a specific person performs a gesture. Adam Tilton founded Rithmio as a Ph.D student in 2013 and currently managed the company at Catapult in Chicago. Rithmio is an IllinoisVENTURES portfolio company.