Re: [bitcoin-dev] Bitcoin Days Destroyed as block selection heuristic

2015-09-11 Thread Christophe Biocca via bitcoin-dev
> How do you know which of 2 blocks with the same height is "newer"? From the particular node's perspective. I'm aware there is no possibility of consistent global ordering. Dave's code is about switching blocks (instead of continuing on the existing one), and, in that context, "old" means the fi

Re: [bitcoin-dev] Bitcoin Days Destroyed as block selection heuristic

2015-09-11 Thread Christophe Biocca via bitcoin-dev
It's pretty obvious that Dave is suggesting an alternate tie-breaker: > It also makes an empty block far less attractive because it is easily > replaced, all the way until the next block locks it in. I do see a problem with the proposal. Right now, when a miner sees a new block with the most wor

Re: [bitcoin-dev] RFC: HD Bitmessage address derivation based on BIP-43

2015-09-05 Thread Christophe Biocca via bitcoin-dev
I will point out that the current situation is not an accident: https://github.com/bitcoin/bips/pulls?utf8=%E2%9C%93&q=44 is a great place to get some context for what happened. I believe you can also find the other half of this discussion on the mailing list archives. The cointypes being simple i

[bitcoin-dev] Bitcoin XTs Tor IP blacklist downloading system has significant privacy leaks.

2015-08-18 Thread Christophe Biocca via bitcoin-dev
So I checked, and the code described *does not* run when behind a proxy of any kind, including tor: https://github.com/bitcoinxt/bitcoinxt/commit/73c9efe74c5cc8faea9c2b2c785a2f5b68aa4c23#diff-11780fa178b655146cb414161c635219R265 At least based on my admittedly weak understanding of how the intern