Pushing That Crosswalk Button May Make You Feel Better, but …

Some buttons, such as the door-close button on an elevator, are mere artifices — placebos that promote an illusion of control but in reality do not work. By Christopher Mele.
Read more: http://www.nytimes.com/2016/10/28/us/placebo-buttons-elevators-crosswalks.html?_r=0?source=Snapzu