An anonymous reader writes "The University of Groningen, in the Netherlands, has converted a 3D theater into the world's largest touchscreen, used for teaching mathematics and computer science students interactivity. The screen has a curvature of 135 degrees and is transparent."
Riches: A gift from Heaven signifying, "This is my beloved son, in whom I
am well pleased."
-- John D. Rockefeller, (slander by Ambrose Bierce)