And unlike hard- and software, such a broken system can last a very long time. There's an old French joke about "polytehcnician" (i.e graduate from Polytechniqu

And unlike hard- and software, such a broken system can last a very long time. There's an old French joke about "polytehcnician" (i.e graduate from Polytechnique, a top-level post graduate institution). What's the difference between a train and a polytechinician? When the train gets off the tracks it stops.