Late for work in Manhattan, you push the crosswalk button and curse silently at the slowness of the signal change. You finally get a green light, cross the street, arrive at the office, get in the elevator and hit the close door (>|<) button to speed things along. Getting out on your target floor, you
http://99percentinvisible.org/article/user-illusion-everyday-placebo-buttons-create-semblance-control/ [99percentinvisible.org]
-- submitted from IRC