Apple's multitouch toolbar introduced on its 2016 line of MacBook Pro models. Simply one of the most brilliant user interface additions in decades. See MacBook and good user interface.
"Touch Bar." YourDictionary, n.d. Web. 18 August 2018. <http://www.yourdictionary.com/touch-bar>.
Touch Bar. (n.d.). Retrieved August 18th, 2018, from http://www.yourdictionary.com/touch-bar