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To: bitcoin-dev@lists.linuxfoundation.org
References: <59fad2b6-9b15-ffec-116e-91d27ce29f80@mattcorallo.com>
<qh2qj1$7sg4$1@blaine.gmane.org> <qh76ln$41ag$1@blaine.gmane.org>
From: Chris <ctpacia@gmail.com>
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Subject: Re: [bitcoin-dev] Bitcoin Core to disable Bloom-based Filtering by
default
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On 7/23/19 10:47 AM, Andreas Schildbach via bitcoin-dev wrote:
> 3) Afaik, it enforces/encourages address re-use. This stems from the
> fact that the server decides on the filter and in particular on the
> false positive rate. On wallets with many addresses, a hardcoded filter
> will be too blurry and thus each block will be matched. So wallets that
> follow the "one address per incoming payment" pattern (e.g. HD wallets)
> at some point will be forced to wrap their key chains back to the
> beginning. If I'm wrong on this one please let me know.
Maybe someone who knows better can confirm but I thought I read the the
fp rate on the filter was chosen assuming a wallet would average a
certain number of addresses (ie, they assumed use of an HD wallet). Your
criticism might be valid for wallets that well exceed the average.
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