Only if your keys are online and the transaction is self-signed. It wouldn’t 
let you pre-sign a transaction for a third party to broadcast and have it clear 
at just the market rate in the future. Like a payment channel refund, for 
example.

> On Sep 28, 2017, at 7:17 PM, Nathan Wilcox via bitcoin-dev 
> <[email protected]> wrote:
> 
> 
> 
>> On Fri, Sep 29, 2017 at 11:10 AM, Peter Todd via bitcoin-dev 
>> <[email protected]> wrote:
>> On Fri, Sep 29, 2017 at 01:53:55AM +0000, Matt Corallo via bitcoin-dev wrote:
>> > I'm somewhat curious what the authors envisioned the real-world 
>> > implications of this model to be. While blindly asking users to enter what 
>> > they're willing to pay always works in theory, I'd imagine in such a world 
>> > the fee selection UX would be similar to what it is today - users are 
>> > provided a list of options with feerates and expected confirmation times 
>> > from which to select. Indeed, in a world where users pay a lower fee if 
>> > they paid more than necessary fee estimation could be more willing to 
>> > overshoot and the UX around RBF and CPFP could be simplified greatly, but 
>> > I'm not actually convinced that it would result in higher overall mining 
>> > revenue.
>> 
>> Note too that the fee users are willing to pay often changes over time.
>> 
>> My OpenTimestamps service is a perfect example: getting a timestamp confirmed
>> within 10 minutes of the previous one has little value to me, but if the
>> previous completed timestamp was 24 hours ago I'm willing to pay 
>> significantly
>> more money because the time delay is getting significant enough to affect the
>> trustworthyness of the entire service. So the fee selection mechanism is
>> nothing more than a RBF-using loop that bumps the fee every time a block gets
>> mined w/o confirming my latest transaction.
>> 
>> This kind of time sensitivity is probably true of a majority of Bitcoin
>> use-cases, with the caveat that often the slope will be negative eventually:
>> after a point in time completing the transaction has no value.
>> 
> 
> Wouldn't this RBF loop behave pretty much the same in the Monopolistic Price 
> Mechanism? (I haven't grokked RSOP yet.)
> 
> In fact, so long as RBF works, isn't it possible to raise Pay-Your-Bid fees 
> and Monopolistic Price fees over time to express the time curve preference?
> 
>  
>> --
>> https://petertodd.org 'peter'[:-1]@petertodd.org
>> 
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