What if you want height based but lockinontimeout = false ?

On 7 Jul 2017 8:09 am, "shaolinfry via bitcoin-dev" <
bitcoin-dev@lists.linuxfoundation.org> wrote:

> I have written a height based reference implementation as well as updated
> the BIP text in the following proposals
>
> "lockinontimeout" was just an implementation detail to allow BIP8 the BIP9
> implementation code. With the change to height based, we can dispense with
> it entirely.
>
> So the two changes BIP8 brings is BIP9 modified to use height not time,
> and remove the veto failed state.
>
> Code: https://github.com/bitcoin/bitcoin/compare/master...shaolinfry:bip8-
> height
> BIP: https://github.com/bitcoin/bips/compare/master...
> shaolinfry:bip8-height
>
>
> -------- Original Message --------
> Subject: [bitcoin-dev] Height based vs block time based thresholds
>
> Some people have criticized BIP9's blocktime based thresholds arguing they
> are confusing (the first retarget after threshold). It is also vulnerable
> to miners fiddling with timestamps in a way that could prevent or delay
> activation - for example by only advancing the block timestamp by 1 second
> you would never meet the threshold (although this would come a the penalty
> of hiking the difficulty dramatically).
>
> On the other hand, the exact date of a height based thresholds is hard to
> predict a long time in advance due to difficulty fluctuations. However,
> there is certainty at a given block height and it's easy to monitor.
>
> If there is sufficient interest, I would be happy to amend BIP8 to be
> height based. I originally omitted height based thresholds in the interests
> of simplicity of review - but now that the proposal has been widely
> reviewed it would be a trivial amendment.
>
>
>
>
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