introduction to bitcoin/blockchain for a non-technical audience
TRANSCRIPT
Bitcoin
h4ps://www.weusecoins.com/en/
• Digital currency – doesn’t exist physically • Decentralized – not controlled or issued by
any bank, government, or company • Peer-‐to-‐peer – completely run & supported
by individuals on computers worldwide
Bitcoin
• Invented in 2009 by Satoshi Nakamoto h4ps://bitcoin.org/bitcoin.pdf
• Open-‐Source – code is viewable by anyone h4ps://github.com/bitcoin/bitcoin
• Bitcoin miners “create” new bitcoins by verifying transacOons - originally individuals, now pools
• 21 million bitcoins total – we’re a bit over 14m so far
The Blockchain
Public ledger of all Bitcoin transacOons
h4ps://blockchain.info/
How to use Bitcoin
• Expedia • Dell • Overstock • Rakuten • Amazon*
• Bitcoin ATMs worldwide
• SF -‐ Nakamoto’s • Gy] cards
How Bitcoin is used
• Specula5on (trading) • Purchases & payments (Top: coffee/food, electronics, phone bills, travel, poker/beang, gaming)
• Tipping (ChangeTip) • Dona5ons – BitGive FoundaOon -‐ h4p://bitgivefoundaOon.org – WikiLeaks -‐ h4ps://shop.wikileaks.org/donate – Khan Academy -‐ h4ps://www.khanacademy.org/donate
• Micropayments via Twi4er, Reddit, Facebook, Github, YouTube, Slack, Wordpress, Google+, Tumblr, SoundCloud, more
• Connect bank account/credit card (US) • Charity donaOons • Follow me on Twi=er @CaterinaRindi for €1
Bitcoin Wallets
Blockchain • can send bitcoin via email, SMS, Facebook • has a phone app (iOS + Android) • “Shared Coin” mingles transacOons
h4ps://blockchain.info/wallet
Bitcoin Wallets
Circle • can send/request bitcoin via email address • link US bank account • can link credit cards (Visa/MC) • has a phone app (iOS + Android)
h4ps://www.circle.com
Bitcoin Wallets
Coinbase • link US/UK/EU (SEPA) bank accounts • can link credit card (Visa/MC) • 1% fee on buy/sell bank transfers • can send/request bitcoin via email address • has a phone app (iOS + Android) • “Vault” secure
h4ps://www.coinbase.com/join/crindi
Bitcoin Wallets
Xapo • can buy BTC with euros • wallet (pooled) & “Vault” secure • debit card (pre-‐order) -‐ €, £, $ • has a phone app (iOS + Android)
h4p://xapo.com/r/3RVREG1
Two Factor AuthenOcaOon
Bitcoin Merchant accounts
Bitpay (33 countries) -‐ h4ps://bitpay.com Coinbase -‐ h4ps://www.coinbase.com/join/crindi
Armory (mulO-‐sig) h4ps://bitcoinarmory.com
Counterwallet -‐ h4ps://counterwallet.io Pheeva – phone app only -‐ h4p://pheeva.com
Bitcoin Wallets
Buy/Sell Bitcoin
Purse.io (via Amazon) -‐ h4ps://purse.io/ Bitcoin Meetups – in-‐person buy/sell ATM: h4p://www.coindesk.com/bitcoin-‐atm-‐map Paris ATM: La Maison du Bitcoin, 35 rue du Caire, 75002
Buy/Sell Bitcoin Exchanges
Bitstamp (US/Europe) h4ps://www.bitstamp.net BitVC (China) -‐ h4ps://www.bitvc.com/ BTC-‐E (US/EU/Russia) h4ps://btc-‐e.com Cex.io (US/Europe) h4ps://cex.io/ Coinbase (US/UK) h4ps://exchange.coinbase.com Kraken (US/EU/Japan) h4ps://www.kraken.com Quadriga (Canada) h4ps://www.quadrigacx.com
Alt Coins
• Dogecoin -‐ DOGE • Litecoin -‐ LTC
App Coins • Counterparty – XCP • Ethereum -‐ ETHER • Maidsafe – Safecoin • Storj – SJCX • Swarm – SWARM
Bitcoin Resources
Blockchain -‐ h4ps://blockchain.info/ CoinMarketCap -‐ h4p://coinmarketcap.com/ WeUseCoins -‐ h4ps://www.weusecoins.com/ ZeroBlock -‐ h4ps://zeroblock.com/
