Re: Setting up wireless problems

centerisl wrote: 
> Interesting - I thought this was more widely used. My dad (deceased,
> would be 95) used this a lot as an engineering expression - meaning to
> refine and (as I recall) reduce waste. So...I was meaning to say I could
> have whittled down the Pi to a lower spec.

I think it is more used in in N. American. I've heard  the phrase but
slightly differently -  "sharpen your pencil" and in this context I
found items such as 

https://www.thesalesblog.com/blog/sharpen-your-value-creation-or-sharpen-your-pencil


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