[Bitcoin-development] Bitcoin at POS using BIP70, NFC and offline payments - implementer feedback

Andreas Schildbach andreas at schildbach.de
Mon Feb 23 01:05:31 UTC 2015

On 02/22/2015 11:39 PM, Eric Voskuil wrote:

> The MAC address (and resource name) should be encoded using base58. This
> is shorter than base16, is often shorter than base64, better
> standardized and does not require URI encoding, and is generally
> available to implementers.

Of course this is just a minor detail, but Base64Url is well defined,
almost always more efficient than Base58 and never less efficient, and
implemented in way more libraries and OSes than Base58. Base58 was
designed for copy-typing by humans.

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