|Dah Dah Dit|
What I learnt from the IET article was that he missed news of his wife's illness and subsequent death through his travels and lack of effective communication. I also learnt that as he was not an 'engineer' he worked with others.
Dr Crippen) Morse code had already done this when John Tawell was captured with the help of Telegraphy.
And Idea number 57 concerns Acts and Omissions
Many say that it is not what they did in life that they regret but what they didn't - the sin of omission.
In Philosophy there are two groups (for consideration of this 'idea') they are consequentialists and deontologists.
So deontologists are concerned with following rules (e.g. Thou Shalt not Kill) consequentialists worry more about the outcomes and could in some cases ignore the rules - e.g. perhaps an instance where a single killing causes ultimately less deaths.
If you look here you might be able to see that there are downsides to both approaches and here's a video giving some pointers to the two approaches