Daniel,
   Thanks for proposing this.  I think this could have some useful use
cases as you state.  I was wondering what you would think to adding some
additional tones to optionally denote an amount (in satoshis?).

(FYI, actual link is here:  https://github.com/Dako300/BIP )

Justin

On Mon, Aug 8, 2016 at 2:22 PM, Daniel Hoffman via bitcoin-dev <
bitcoin-dev@lists.linuxfoundation.org> wrote:

> This is my BIP idea: a fast, robust, and standardized for representing
> Bitcoin addresses over audio. It takes the binary representation of the
> Bitcoin address (little endian), chops that up into 4 or 2 bit chunks
> (depending on type, 2 bit only for low quality audio like american
> telephone lines), and generates a tone based upon that value. This started
> because I wanted an easy way to donate to podcasts that I listen to, and
> having a Shazam-esque app (or a media player with this capability) that
> gives me an address automatically would be wonderful for both the consumer
> and producer. Comes with error correction built into the protocol
>
> You can see the full specification of the BIP on my GitHub page (
> https://github.com/Dako300/BIP-0153).
>
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>


-- 

Justin W. Newton
Founder/CEO
Netki, Inc.

justin@netki.com
+1.818.261.4248