[Bitcoin-development] Bitcoind-in-background mode for SPV wallets

Kevin kevinsisco61784 at gmail.com
Wed Apr 9 18:35:33 UTC 2014

On 4/9/2014 11:29 AM, Wladimir wrote:
> Hello,
> This is primarily aimed at developers of SPV wallets.
> The recently reported decrease in number of full nodes could have 
> several reasons, one of them that less people are running Bitcoin Core 
> for the wallet because the other wallets are getting ahead in both 
> features and useability.
> It's great to see innovation in wallets, but it's worrying that the 
> number of full nodes decreases.
> It may be that lots of people would support the network by running a 
> full node, but don't want to go through the trouble of installing 
> bitcoin core separately (and get confused because it's a wallet, too).
> Hence I'd like to explore the idea of adding an option to popular SPV 
> wallets, to spin a bitcoind process in the background. This could be 
> pretty much transparent to the user - it would sync in the background, 
> the wallet could show statistics about the node, but is not dependent 
> on it.
> In exchange the user would get increased (full node level) security, 
> as the SPV wallet would have a local trusted node.
> Does this sound like a good idea?
> Is there any way that Bitcoin Core can help to accomedate this 
> 'embedded' usage? Specific Interfaces, special builds - maybe add a 
> walletless bitcoind build to gitian - bindings, dlls, etc?
> Wladimir
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I personally like the ida.  Are you talking about a flag that could 
toggle this "in the background" mode or recoding for in the background use?


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