Freddybear (1805256) writes "Researchers in France have assembled an acoustic superlens from an array of soda cans. The cans act as resonators, and by exciting the array with tailored sound waves, the sound volume can be made to peak in specific volumes less than a few centimeters wide." Link to Original Source
Programmers used to batch environments may find it hard to live without
giant listings; we would find it hard to use them.
-- D.M. Ritchie