[57north-discuss] bitcoin

[Andrea Faulds]

> On 26 Feb 2016, at 12:51, tj <tj at enoti.me> wrote:
> 
> On Fri, Feb 26, 2016 at 12:39:57PM +0000, Aidan Karley wrote:
>> 
>>> The current situation with academic papers is ridiculous. It seems to be
>>> that firewalled paper just don't get read, no one is benefitting in this
>>> scenario.
>> Publishing companies benefit, most egregiously Elsevier, though there are many others only slightly less egregious.
>> It probably involves a smart phone app and a qr code.
>> Not going to happen. I had my phone pick-pocketed only a few months ago. Anything that requires more than phone numbers (which are duplicates of my "little black book") on my phone isn't going to happen. I appreciate "smart phones for unimportant things like Twitter and the occasional 16x16 sudoku, but anything that involves finance simply is not going to happen on my phone. 
>> 
>> Money is something that happens at home, or in cash. Or at the cash machine.
>> 
> 
> You understand bitcoin is a digital currency?
> 
> The next option is a laptop, honestly I have no idea how this particular
> machine works. Or any of the bitcoin machines.
> 
> You probably just need a qr code, but without a computer you
> control(smartphones are computers too) you won't be able to verify the
> transaction has worked.

With Bitcoin, QR codes are just used for the Bitcoin addresses (public keys, really). If someone wants to pay you, you show them a QR code of an address at which you can receive Bitcoin. If you want to pay someone, you scan their QR code and send Bitcoin to that address.
--
Andrea Faulds
https://ajf.me/