<p dir="ltr">Happy Monday!</p>
<p dir="ltr">Pray you are well.</p>
<p dir="ltr">Today I have learnt on Blockchains and I am delighted to share of. Learnt from Ashis Gadnis -<a href="http://BANQUAPP.COM"> BANQUAPP.COM</a> and Ric Shreves.</p>
<p dir="ltr">Any persons in this community in the field?</p>
<p dir="ltr">The last time this discussion was here it was CBK and Bitcoin rundowns and the Ministry. Globally a lot is happening.</p>
<p dir="ltr">The discussion is beyond financial services into data management, humanitarian data and refugee transfers services...and more.</p>
<p dir="ltr">This community needs to have sharp deliberations on this at this year's IGF.</p>
<p dir="ltr"><<< start notes>>></p>
<p dir="ltr">BTC4D @ ICT4D on 16/05/2016</p>
<p dir="ltr">'The blockchain is the new black..'</p>
<p dir="ltr">First overlay is the web<br>
Second is blockchain - trust layer<br>
Challenge old ways, disrupt governance and centralised authority for enforcing transactions</p>
<p dir="ltr">What is;<br>
A block chain is a distributed ledger via peer-to-peer <br>
Chain of digital signatures<br>
Protocal for exchanging value over internet without an intermediary<br>
A technology that allows people to exchange trust over transactions - Bank of England</p>
<p dir="ltr">Critical elements in old times is trust.</p>
<p dir="ltr">A block chain is another type of database for recording transactions - one that is copied to all computers<br>
Blockchain can be more than digital currency eg Asset tokenisation - transaction metadata used for transactions</p>
<p dir="ltr">Structure;<br>
Data stored in structures called blocks.</p>
<p dir="ltr">Elements; Header, Content - validated list of assets</p>
<p dir="ltr">15M - No. of Bitcoins in circulation<br>
20B - Maximum no.of Bitcoins (2140), algorithm - manage inflation (unlike Ksh, $)<br>
$56M - 24hour Turnover of Bitcoins<br>
$746 M - Ethirium, 2nd Digital Currency</p>
<p dir="ltr">Volatility of Bitcoin 1.24%<br>
2013 +<br>
2014 -<br>
2015 +</p>
<p dir="ltr">Other Blockchains;<br>
Best known are public; Litecoin, BitShares, Dogecoin, Namecoin.<br>
Others are private</p>
<p dir="ltr">Types; unpermissioned, permissioned</p>
<p dir="ltr">Newer ones;<br>
Ethereum, Microsoft BaaS - Blockchain as a Service</p>
<p dir="ltr">Blockchain can be as a;<br>
Platform - build others on it<br>
Software</p>
<p dir="ltr">What is happening;<br>
R3 working with 40+ banks<br>
Visa working on an independent proof of concept<br>
Citi has 3 blockchains and own digital currency (Citicoin)<br>
SEC, USA Stock Exchange</p>
<p dir="ltr">The players you should know?<br>
R3<br>
Hyperledger<br>
Ethereum - an app platform<br>
Microsoft Azure BaaS - flexible<br>
Ripple<br>
Bitcoin is what is well known</p>
<p dir="ltr"><<< end notes>>></p>
<p dir="ltr">Be blessed.</p>
<p dir="ltr">Regards/Wangari</p>