On Sat, 22 Apr 2017, Al Kossow via cctalk wrote: OK, we'll cancel the project of getting you a farm of ultra-durable card punches. :-) It was already looking as though there might be difficulty locating 2 million boxes of blank punch cards. (288G) Per copy. Even the just over a million 8" SSSD floppies were back-ordered. And paper tape would have required opening a new factory. . . . and we'd have had to build up a fleet of station wagons to hurtle down the highway.

l?r 2017-04-22 klockan 10:13 -0700 skrev Fred Cisin via cctalk: Andrew Tanenbaum makes another of those points in his "Computer Networks" is responsible for another such (this in a ref to a diagram of the electromagnetical spectrum) : it should now be obvious why networking people like fiber optics so much. df/dLambda = -1 * (c / (lambda*lambda)) Which basically says that people who believes wireless radio-telecommunication can compete against optics in pure thruput is smoking.