People use a metal call box with a push-to-talk button to connect to a live operator, as Rose Shuman explains: "You just push a button, a big green button, and that will connect you directly to our operators who are sitting in front of computers, and speak your language.
VOA: special.2009.10.12
At the fabled Xerox Palo Alto Research Center scientists sat on beanbag chairs and dreamed up inventions like the graphical user interface for small computersand the PostScript language for printers, as well as ways to link computers within an office.
And, eventually, more natural modes of interacting with computers will finally prevail, including touch, natural language recognition, digital pens and other motion cues.