Re: [bitcoin-dev] [bitcoin-discuss] Checkpoints in the Blockchain.

2018-05-20 Thread Damian Williamson via bitcoin-dev
I do understand your point, however, 'something like stuxnet' cannot be used to create valid data without re-doing all the PoW. Provided some valid copies of the blockchain continue to exist, the network can re-synchronise. Unrelated, it would seem useful to have some kind of deep blockchain

Re: [bitcoin-dev] Making OP_TRUE standard?

2018-05-20 Thread Peter Todd via bitcoin-dev
On Mon, May 21, 2018 at 01:14:06PM +0930, Rusty Russell via bitcoin-dev wrote: > Jim Posen writes: > > I believe OP_CSV with a relative locktime of 0 could be used to enforce RBF > > on the spending tx? > > Marco points out that if the parent is RBF, this child inherits it,

Re: [bitcoin-dev] Making OP_TRUE standard?

2018-05-20 Thread Rusty Russell via bitcoin-dev
Jim Posen writes: > I believe OP_CSV with a relative locktime of 0 could be used to enforce RBF > on the spending tx? Marco points out that if the parent is RBF, this child inherits it, so we're actually good here. However, Matt Corallo points out that you can block RBF