Re: [Bitcoin-development] Proposed alternatives to the 20MB step function

2015-05-10 Thread Rob Golding
> How much will that cost me? > The network is hashing at 310PetaHash/sec right now. > Takes 600 seconds to find a block, so 186,000PH per block > 186,000 * 0.00038 = 70 extra PH > > If it takes 186,000 PH to find a block, and a block is worth 25.13 BTC > (reward plus fees), that 70 PH costs: > (2

Re: [Bitcoin-development] DNS seeds unstable

2014-05-16 Thread Rob Golding
> > dnsseed.bitcoin.dashjr.org SERVFAIL, tried multiple ISPs dnsseed.bitcoin.dashjr.org. 60 IN NS jun.dashjr.org. but jun.dashjr.org isn't responding to dns queries (as at 18.10 GMT 2014-05-16) that would be a fundamental problem with the dns infrastructure for that domain (an

Re: [Bitcoin-development] "bits": Unit of account

2014-04-20 Thread Rob Golding
> The average person is not going to be confident that the prefix they > are using is the correct one, The use of any 'prefix' is one of choice and entirely unnecessary, and there are already established 'divisions' in u/mBTC for those that feel they need to use such things. > people WILL send 1

Re: [Bitcoin-development] Getting trusted metrics from the block chain in an untrusted environment ?

2014-01-09 Thread Rob Golding
> My program should run on lightweight/embedded hardware. The execution > environment provides access to the Bitcoin network but not enough > resources to set up a trusted node along with my program. So you want to 'benefit' from the network without contributing to it ? > I would need a way to a

Re: [Bitcoin-development] Merge mining

2013-12-31 Thread rob . golding
> But there's so much 'dry powder' out there (GPUs), I wonder if *not* > supporting merge-mining is any better? At least the attacker has to do > some unique PoW, so you hope it's costing them something. With lots of people having access to 100TH+ there's not really much 'cost' to doing a 51% att

Re: [Bitcoin-development] Possible Solution To SM Attack

2013-11-05 Thread rob . golding
> The Problem: > Say Alice built a block, A1, from previous block 0. She doesn't let > other miners know about it. She then works on A2 with previous block > A1. Bob on the other hand is still working on B1 with previous block > 0. Bob now finds a block and he broadcasts it. The assumption here is

Re: [Bitcoin-development] smart contracts -- possible use case? yes or no?

2013-09-28 Thread rob . golding
> But the regulatory environment in many geographical regions in > uncertain.   Do we need to pay capital gains?   Do we need to pay a > sales taxs etc. etc. In most regions it's not only 'simple' but trivial - BTC is just 'another currency' and accounted for exactly the same way - it doens't ma

Re: [Bitcoin-development] Blockchain archival

2013-09-07 Thread rob . golding
> (there's no way to be completely trust-free without this). Not quite true, as I said balance-at-point-in-time would solve that (and make the storage requirements much lower) >> If going that route, then solutions to the 'consolidate >> addresses/wallets' >> question and formal 'discard' of ad

Re: [Bitcoin-development] Blockchain archival

2013-09-07 Thread rob . golding
> bitcoin protocol needs an archival system so the blockchain doesn't > become too big to download Some people may want it all ... Balance at Point-In-Time summaries (say up to the penultimate difficulty adjustment) would be one simple way. And make new-adopters get up and running in minutes not

Re: [Bitcoin-development] Proposal: remove "getwork" RPC from bitcoind

2013-08-21 Thread rob . golding
> It appears that we will soon be at a hashrate where all the desktop > CPUs in the world couldn't really make a dent in it... certainly not > desktop cpus using the slow integrated cpu miner, I thought the integrated miner was retired a version or so ago - I dontrecall seeing it for some time in