When we tried to find out train connections for me on Sunday morning at Steffen's place, we figured that a wireless network, an iBook and a sunny day don't go together: You can read the display in the sun.
Bill Gates foundation spending. Kind of raises the question how much you'll have to donate to make up for putting people through a monopoly of Microsoft software / oil imperia &c. If he donated enough, people could see having to use Windows as penance for exploiting people in developing countries.
A nice way to explain a fundamental difference between a sphere and the Euclidian plane to non-mathematicians: Ask them whether they ever tried to gift-wrap a ball...
