Serenity below sounds like IP VLAN address allocation? you manage your
allocated ranges assigned to you by an organization, which fit in with the
whole global IPv4/IPv6 range. IPv6 being the expanded range as IPv4 is
running out of spares.

On 6 May 2016 at 15:25, Rob Myers <r...@robmyers.org> wrote:

>
> > Rob can you say more about the Casper algorithm?
>
> Oops I meant Serenity (so. many. codenames.). Here's a technical
> description:
>
> https://github.com/ethereum/EIPs/issues/53
>
> The problem it addresses is that, as any Bitcoin hater will tell you,
> "the blockchain doesn't scale". Rather than try to make it quicker or
> more efficient to fetch and store all the information needed to keep
> track of the state of the entire world('s worth of transactions) every
> ten seconds, Serenity makes it so that you only have to keep track of
> the subset of the world('s transactions) that you are interested in for
> your own security.
>
> These subsets of the world('s transactions) are known as "shards", a
> term taken from traditional databases. Each shard, and the code and
> value within it, is isolated from the others unless it takes special
> measures to access them. This means that you only need the data for the
> shard you are working within, not any others.
>
> If the classic blockchain looks like a post-relativistic universe with a
> unified/God's-eye view of the information it contains, a sharded
> blockchain looks very much relativistic with local frames of reference.
> Local rather than global truth. But the information contained within
> each shard must ultimately be reconcilable with the global state. Where
> communication takes place across shards, it cannot contradict the state
> of the contents of either shard.
>
> So I may be overreaching, but I think this is a nice example of a system
> that is locally specific but globally reconcilable. Which obviously
> relates to philosophy of science and to neo-rationalism.
>
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