PDP-11/45 RSTS/E boot problem
lproven at gmail.com
Fri Feb 15 09:29:20 CST 2019
On Fri, 15 Feb 2019 at 14:59, Paul Koning <paulkoning at comcast.net> wrote:
> Speaking of sounds made by machines, there is a famous security paper from a few years ago in which researchers read the encryption keys out of smartphones by listening to the sounds made by the device while it was execution the crypto algorithms.
> These hardware wizard stories remind me of a legendary repair wizard, non-computer industrial devices I think. He was called in to fix a tricky problem at the customer site. Studied it for a while, took out a small hammer, whacked the device at some spot, and reported "fixed". He then sent in a bill for $500.
> Customer challenged that with a demand to itemize the work. The itemized bill came back like this:
> 1. Applying impact to the device: $5
> 2. Knowing where and how to apply the impact: $495
110 years old, and still apt.
I first encountered it in the form of one of the AI Koans. I guess
these are probably familiar to all here, but in case:
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