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Block Exchange
14.00Introduction
14.15BlockExchangeinthreerounds
15.00Ideation
15.30Presentations&Reflections
16.00Close
From Push to Pull Economies
PushPull Economyandtherole of‘consumer’
From Push to Pull Economies
PushPull Economyandtherole of‘consumer’
From Push to Pull Economies
PushPull Economyandtherole of‘consumer’
From Push to Pull Economies
PushPull Economyandtherole of‘consumer’
From Value Chains to Value Constellations
Company ConsumerCreating Producing Selling Delivering Supporting
Howvalueusedtobecreated
From Value Chains to Value Constellations
StefanMichel
From Value Chains to Value Constellations
From Value Chains to Value Constellations
Overview
• Digital currency
• Scarcity built into it
• Decentralised transaction ledger
Bitcoin and Blockchain
Blockchain.info
Showwebsite…
Blockchain.info
Blockchain.info
Showwebsite…
Blockchain.info
Blockchain.info
Showwebsite…
Block
Transactions
Transaction visualisation
Ledgershared, digital, sealed, distributed, public, encrypted
Blocksincremental storage of transaction as blocks to form an immutable chain
MiningConsensus confirmation of transaction activity releasing new currency to be flooded into the system to keep flow
Primary Principles
• Possibility for people to exchange value without the need for a trusted third party
• Building trust via distributed consensus
• Anyone can join the system
• Security through distributed copies
Primary Principles Image from Ethereum
Emergent and potential uses for Blockchain technologyFinancial Investments• Currency• Bonds• Equities• Commodities• Spending or trading records• Mortgage / loan records• Crowd funding
Public Records• Land registry/ownership• Vehicle registration• Business licensing• Criminal records• Passports• Birth certificates• Voting / voting records• Building permits• Government transparency
Private uses• Contracts• Signatures• Wills• Trusts
Semi-public• Degrees• Certificates• Grades• HR records• Medical records
Physical assets• Home/house• Cars• rental property
Emergent applications Extract from Bitcoin Series 24: Mega-Master Blockchain List
Block ExchangeworkshopImage???
Block Exchange – Instructions
Whatyouneed:
• 10Legobricks
• Stickerstomark5Legobrickswithyourinitials
• 6resourcecards=2setsof3cardseachor 6cardsof2differentresources
Howitworks
• 3roundsoftrading,15mineach
• Registertradesasblocksontheblockchain
• Perround,onegroupofminers(3people)willsolvemathpuzzlestoearn25newblocks
Block Exchange – Instructions
Howitworks
• 3tradingactivitiesat15mineach
• Registertradesasblocksontheblockchain
• Perroundonegroupofminers(3people)willsolvemathspuzzlestoearn25newblocks
Block Exchange – Instructions
Howitworks
• 3tradingactivitiesat15mineach
• Registertradesasblocksontheblockchain
• Perroundonegroupofminers(3people)willsolvemathspuzzlestoearn25newblocks
Block Exchange – Instructions
275
7564213
Example:
75- 6=6969x4=276276+2=278278x1=278278- 3=275
MINEOILSHEEP WATER WHEAT WOOD
Round 1Trade with each other.
All resources are worth 1 brick.
Block Exchange – Let’s trade
Round 2Water shortage and war in the middle
east lead to scarcity of some resources.
Water is now worth 2 bricks and oil worth 4 bricks.
Others remain 1 brick.
Block Exchange – Let’s trade
WATER
OIL
Round 2Water scarcity and a dry summer lead
to unfruitful harvests.
Wheat and sheep are now worth 3 bricks.
Other resources back to 1 brick.
Block Exchange – Let’s trade
WHEAT
SHEEP
Round 3
Make up any resource or concept and trade for bricks.
Write your trades on board.
Block Exchange – Let’s trade
What forms of value were traded?What did you learn or find inspiring?
How could this inform new concepts or use cases?What use scenarios could you envision?
Block Exchange - Reflections
BitBarista:https://youtu.be/aac3Vx54F6E
KASH Cups: https://youtu.be/6eSVpGiIZfo
