Three dollars and some
Read it aloud: three dollars and sixty-nice cents and nine tenths, the price of a gallon of gasoline. The decimal-positional system can be tweaked…
Format design and remediation design
“Since Americans seem particularly concerned with the “front “ of their house, most suburban development homes are sited with their best face toward the…
A proposal for the ecology of driving on the left
When traveling to India, Japan or Great Britain (and other countries that you’ll find on this map), the rest of the world must rapidly…
The Shape of States
US States are sometimes identified by their shape. The shape becomes an icon for the State. Sometimes one see them on plates. Some states…
Sleep Taboo
We somehow do not like people who sleep in some public places (the street, workplaces, libraries, shops) during office hours. Sleeping is (somewhat) tolerated…
Too many choices? Strategic responses!
After most calls, Skype requests its users to fill in a questionnaire concerning the quality of the last call. The questionnaire has the declared…
Who is your favorite person in history? Who knows?
Many websites use “secret answers” to reinforce security. A secret answer is an answer that only the user knows – it belongs to…
Hidden premises
(Picture by Roberto Casati, Paris Orly Airport, August 2013) “Save time and use your credit card to pay at the car park exit”…
Mangrovia Collective’s Organic Multiplication Table
Maths teaching in the secondary school uses cartesian representations, i.e. diagrams centered on an origin, with the upper right quadrant occupied by positive numbers….
Who writes operating manuals? Engineers or lawyers?
Toyota’s Prius pioneered mass use of hybrid vehicles. One of us owns one and drives it to his and his family satisfaction. A recreational-educational…