On 10Sep2019 0531, Bruce  Johnson wrote:
>
>
>> On Sep 7, 2019, at 10:17 AM, Cian Witherspoon
>> <xxxxxx@gmail.com> wrote:
>>
>> I have the ebook, and my only major complaint is that it doesn’t
>> mention lathes. At all. Another equivalent book, The Knowledge,
>> barely mentions lathes. Sometimes I’m tempted to design simple
>> machines using the principles in the books and then release it as
>> “practical engineering for the colonial time traveller”
>
> Or just get a copy of Dave Gingery’s collected works…:-) but yes,
> that’s an astonishing omission, you quite literally cannot bootstrap
> an industrial society without them.
>
> One of the real blind spots of modern techies is just *how* dependent
> they are on digital technologies. I’ve seen project plans for things
> that call for laser cutters and CNC routers…that could easily be
> managed with a coping saw and eggbeater-style hand drill…

A lot of people these days have little or no 'handy' experience, and
don't know how to use a simple saw properly, let alone some of the more
specialist types.

--
Rupert Boleyn <xxxxxx@gmail.com>
Chief Assistant to the Assistant Chief