CES 2013 in Las Vegas

Whirlpool shows their concept of dining unit called Fireplace, which keeps food warm. (Joe Klamar, AFP/Getty Images)

Jan. 7, 2013 8:36 AM PT

The CES 2013 trade show is the world’s largest annual innovation event and offers exhibitions, events and conferences for technology entrepreneurs.

Device controlled toy robots by Mindstorms are on display. (Joe Klamar, AFP/Getty Images)

Vietnam’s Tosy Disco Robots are on display. (Joe Klamar, AFP/Getty Images)

Filippe Monteiro Da Rocha displays wireless computer connected forks, which can help control appetite and collect dining information. (Joe Klamar, AFP/Getty Images)

Consumers relax in massage chairs at the Inada booth. (Joe Klamar, AFP/Getty Images)

The Winbot robotic window cleaner is on display. (Justin Sullivan/Getty Images)

A harness and navigational game pad gun are demonstrated at the Intellect Motion booth. (Justin Sullivan/Getty Images)

Former U.S. President Bill Clinton speaks during a Samsung keynote address. (Justin Sullivan/Getty Images)

Polaroid high-definition sports video cameras are on display. (Justin Sullivan/Getty Images)

Attendees use a cellphone to operate an LG Smart Oven. (Justin Sullivan/Getty Images)

Attendees inspect Intel UltraBooks. (Justin Sullivan/Getty Images)

An attendee views a display of Sony Xperia Z smartphones. (Justin Sullivan/Getty Images)

A Polaroid lens adapter for an iPhone is on display. (Justin Sullivan/Getty Images)

Panasonic President and Chief Executive Kazuhiro Tsuga speaks during a keynote address. (David Becker / Getty Images)

A Lexus displaying Toyota’s experimental automated car is shown at the 2013 International Consumer Electronics Show. (Michael Nelson/EPA)

President John Herrington of Sharp Electronics Marketing Company of America unveils a new line of high definition televisions. (David Becker / Getty Images)