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From: Pieter Wuille <pieter.wuille@gmail.com>
Date: Wed, 10 Aug 2016 19:38:26 +0200
Message-ID: <CAPg+sBi6mPviRRKysbuuOFKoYoyTufpUO_rJxJdB-8=7KGurYw@mail.gmail.com>
To: erik@q32.com, Erik Aronesty <earonesty@gmail.com>, 
	Bitcoin Protocol Discussion <bitcoin-dev@lists.linuxfoundation.org>
Content-Type: text/plain; charset=UTF-8
Subject: Re: [bitcoin-dev] BIP Number Request: Addresses over Audio
Precedence: list

On Wed, Aug 10, 2016 at 7:28 PM, Erik Aronesty via bitcoin-dev
<bitcoin-dev@lists.linuxfoundation.org> wrote:
> By sending a public seed,  there's no way for someone to use the transmitted
> address and trace the total amount of payments to it.

Worse. By revealing a public seed, anyone who has seen it (= anyone
who ever pays you through it) can identity all payments to _any_
address derived from that seed.

-- 
Pieter