Satellites are great, but because of the ionosphere, it would be better to send terrestrial messages through the mantle. Can signals be reliably transmitted and received?
The sad thing is that my ex-girlfriend looked at my face and made the same recommendation. The sadder thing is that she was a machine too.
It's not open source, but for $0.01, you can buy Robert X. Cringely's wonderful though dated Accidental Empires: How the Boys of Silicon Valley Make Their Millions, Battle Foreign Competition, and Still Can't Get a Date. Not only does Bob give you first-hand accounts of the people who pioneered computer hardware, software, and operating systems, he's also pretty damn funny. You could also point your students to his free sites: the current site or the old site.
He's not always right, but he's usually knows what he's talking about and he's frequently entertaining.
I liked to use MySQL because, as the name implies, it belongs to ME. But PostgreSQL belongs to Postgre, and I have no idea who the hell that is.
There are 8 SPUs on the Cell, but the PS3 dedicates one of them to hold the Game OS. Another one is blocked off because IBM was having yield problems.
So the poster is right. Despite the presence of 8 SPUs on a Cell, only 6 are available on the PS3.
And there's actually a book available on programming the Cell (particularly on the PS3). It's here.
If he was alive today, we'd call him a zombie...
Prime Obsession: A well-written history of the still-unproven Riemann Hypothesis. Maybe one of your students will solve it over summer break!