[Chapter-delegates] Blockchain and Food Tracability

[Johan Jörgensen]

John, sorry for a stupid question (I'm an economist...), but this is really
interesting since high costs are a non-starter for large parts of the food
chain. What should we use in order to identify and track food objects that
is open, cheap/free and secure?

Best

Johan

On Sat, Sep 29, 2018 at 7:58 PM John Levine <isocmember at johnlevine.com>
wrote:

> In article <CAKJSUiw5HbV_Tgi3Nm=
> qkusVQX+xHtmMS7-6BzhQOR7keUXo1g at mail.gmail.com> you write:
> >security/reliability concern is not in the internal mechanism of the
> >blockchain, but in the moving parts that communicate with it and that in
> >some cases require entering external data via *oracles*.
>
> If you have to trust the oracles anyway, why not just let them run a
> conventional database?  It's a lot more efficient.
>
> If as Richard suggested you want to see the sequence of transactions,
> you can publish the sequence without needing the expensive blockchain
> style updates.
>
> R's,
> John
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Johan Jorgensen
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