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<div class="moz-signature"><span style="font-size:10px;color:grey;"> </span></div>
<div class="moz-cite-prefix">On 30/11/2025 14:07, Prof. Dr. Peter
Bernard Ladkin wrote:<br>
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<blockquote type="cite"
cite="mid:0e76140a-c73f-4aa3-a9c3-58a9a195ba2c@causalis.com">Which
doesn't help answer David's question of how a pure <b
class="moz-txt-star"><span class="moz-txt-tag">*</span>software<span
class="moz-txt-tag">*</span></b> change can affect SEE
subsceptibility.</blockquote>
<p>Software cannot prevent SEE it can defend against the effects of
an event. I have used defensive programming extensively to
provide resilience in single channel systems. To me the more
interesting question is why is the flight control system
susceptible to a single event. Hardware redundancy is usually the
protection against this type of potential failure.</p>
<div class="moz-signature">Brian Jepson<br>
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