Is car safety too expensive ? General Motors has announced the recall of more than 2 million vehicles for safety reasons. This brings the total number of cars recalled by the manufacturer to more than 13 million in the United States in the past year, more than the total production…
Day: June 21, 2014

Would Tetris be useful for more than to kill time ?
An Unsuspected Usefulness Tetris was launched by a Russian scientist in 1984. 30 years later, 70 million games were sold, Tetris has been downloaded to 130 million mobile phones and over one billion people have tried it (3 million per day on facebook some says) ! Yet it is so…