Bitcoin and the Blockchain
Outline
- Bitcoin Origins and History
- What is the blockchain?
- What is mining?
- Pseudonymity
- Bitcoin and the Blockchain
- Why you should care, today
Bitcoin vs bitcoin
Why you should care, today.
Strengths
- it works. today. right now.
- global reach
- "immutable" ledger
- objective inference
- inexpensive and swift
- psuedonymous
Weaknesses
- ¯\_(ツ)_/¯
- it works. today. right now...sort of
- global reach...even evildoers in our midst
- "immutable" ledger...but "immutable"
- objective inference...but it's all public
- pseudonymous...but evildoers
A cypherpunk is an activist who uses software, protocol, and most importantly cryptography to invoke social and political change.
Bitcoin Origins
https://bitcoin.org/bitcoin.pdf
10000 BTC = 2 pizzas
Then 2013 Happened
What's the Blockchain
header
Alice -> Bob
1 BTC
header
Alice -> Charlie
5 BTC
header
Bob -> Alice
1 BTC
time
What is mining?
It's like Sudoku
How do I store my Bitcoin?
Pseudonymity
Bitcoin is almost anonymous
but http://zerocash-project.org is anonymous
But Bitcoin is just a distraction from the blockchain...
Not True.
Applications
Rights & Access
-
Media - Ujo Music
-
Rent/Share Property - Slock.it
-
Vunk - Free My Vunk
Payment System
- Basic money transfer
- Remittance
- MicroTransactions - ChangeTip
-
Currency - Purse.io/Amazon
-
Currency - OpenBazaar
-
Gift Cards - Gyft
Identity
-
Airbitz Edge Security
-
YubiID
Historical Record
-
Marriage - Hudson Jameson
-
Prestige - King of the Ether
-
Journalism and Social Media - Steemit
Tokenizing
-
The Bitcoin Experience - kotoken
-
Loyalty Points - hotelblockchain
-
Energy - TransActive Grid
-
Property - Smart Property
Decentralized Governance
-
Crowdfunding - WeiFund
-
Crowdfunding - TheDAO
-
Corporate - Boardroom
-
Sharing Economy - INFLEKT
Transparent Resolution
-
Prediction Market - Augur
-
Prediction Market - GroupGnosis
-
General Marketplace- SafeMarket
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Hash Cracker - Firecracker
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Supply Chain - EximChain
Random Number Generator
-
Gambling - Satoshi Dice
Malicious Applications
“There is no good and evil, there is only power and those too weak to seek it.”
― J.K. Rowling, Harry Potter and the Sorcerer's Stone