Explain the locking and unlocking scripts in transactions. How are transaction signatures verified by nodes and miners? What happens to unconfirmed transactions from orphaned blocks? Do non-mining nodes get a reward? These questions are from the third and fourth sessions of MOOC 12, which took place on September 27th and October 4th 2019. If you want early-access to talks and a chance to participate in the monthly live Q&As with Andreas, become a patron: https://www.patreon.com/aantonop RELATED: Measuring Success: Price or Principle - https://youtu.be/mPMsbgWl9p4 Beyond Price: Bitcoin's Impact on the Future - https://youtu.be/rvwVbRQ5Ysc Consensus Algorithms, Blockchain Technology, and Bitcoin - https://youtu.be/fw3WkySh_Ho Advanced Bitcoin Scripting Part 1: Transactions and Multisig - https://youtu.be/8FeAXjkmDcQ Advanced Bitcoin Scripting Part 2: SegWit, Consensus, and Trustware - https://youtu.be/pQbeBduVQ4I What is Consensus: Rules without Rulers - https://youtu.be/2tqo7PX5Pyc Forkology: A Study of Forks for Newbies - https://youtu.be/rpeceXY1QBM Bitcoin: Where the Laws of Mathematics Prevail - https://youtu.be/HaJ1hvon0E0 Software distribution security - https://youtu.be/_V0vqy046YM What is mining? - https://youtu.be/t4p4iMqmxbQ The mining process - https://youtu.be/L4Xtau0YMJw Nonces, mining, and quantum computing - https://youtu.be/d4xXJh677J0 Iterating nonces and the block reward - https://youtu.be/tjn2aoMaFlY Miners, pools, and consensus - https://youtu.be/JHz7LM4ncLw Mining, energy prices, and fee market - https://youtu.be/hrVCd6Pt4l4 What is difficulty targeting? - https://youtu.be/h429LCTRmQw Hash functions, SHA-256 mining, and addresses - https://youtu.be/zI9jnB8HFkI Genesis block and coinbase transactions - https://youtu.be/strhfzJ56QE Cryptographic primitives - https://youtu.be/RIckQ6RBt5E The rules of Bitcoin (part 1) - https://youtu.be/VnQu4uylfOs The rules of Bitcoin (part 2) - https://youtu.be/vtIp0GP4w1E Rules versus rulers - https://youtu.be/9EEluhC9SxE The value of proof-of-work - https://youtu.be/ZDGliHwstM8 Could a state-sponsored 51% attack work? - https://youtu.be/KUd8ZGgm6Qo Honest nodes and consensus - https://youtu.be/KAhY2ymI-tg Spam transactions and Child Pays For Parent (CPFP) - https://youtu.be/t3c0E4fkSNs Is Bitcoin a democracy? - https://youtu.be/TC3Hq76UT5g Governments versus Proof-of-Work or Proof-of-Stake - https://youtu.be/qrwgYDAoZV0 Decentralized power, leaderless governance - https://youtu.be/E5VbDlQTPzU What is the role of nodes? - https://youtu.be/fNk7nYxTOyQ Why running a node is important - https://youtu.be/oX0Yrv-6jVs Spam transactions and Child Pays For Parent (CPFP) - https://youtu.be/t3c0E4fkSNs Energy consumption - https://youtu.be/2T0OUIW89II Solar energy and mining in space - https://youtu.be/cus ... https://www.youtube.com/watch?v=dm-bgXOuJWA

Learn about what a Turing complete programming language is and why it's more difficult to make a program Turing incomplete. Bitcoin is Turing incomplete whereas Ethereum is Turing complete. #TuringComplete #BitcoinEducation #EthereumEducation Chapters 0:00 The life of Allen Turing 0:48 Could you please explain in plain English what is meant by a computer program being or not being Turing complete 1:49 Important characteristics of Turing complete programs 2:29 Turing incomplete programs 3:18 Turing complete systems, while they can express any possible program and are very flexible, we never know if they are going to finish running COMMENT below and let us know what you think of the video. Post your follow-up questions there too! SUBSCRIBE to this YouTube channel and select the bell ? for notifications: https://www.youtube.com/channel/UCJWCJCWOxBYSi5DhCieLOLQ?sub_confirmation=1 JOIN this YouTube channel to become a YouTube Community Member and access custom emoji and other perks: https://www.youtube.com/channel/UCJWCJCWOxBYSi5DhCieLOLQ/join BECOME a Community Builder: https://patreon.com/aantonop LEARN from Andreas in one of his popular Workshops which will teach you practical crypto skills. There’s even a FREE Intro to Bitcoin & Open Blockchains to get you started. https://aantonop.io/takeaworkshop You can also learn from one of aantonop's many books. Andreas has written three technical books for developers about blockchain technology, Mastering Bitcoin, Mastering Ethereum, and Mastering the Lightning Network (2021) published by O’Reilly Media. He’s also written The Internet of Money Series books, which explain why bitcoin, ethereum, and open blockchains matter. About aantonop: Andreas isn't promoting a company or an organization; he's paid by the community (people who support this work on Patreon and YouTube) and provides an unbiased look at open blockchain technologies, what they can do for our societies, and how to get involved (if you decide you want to). Learn more at https://aantonop.com From Andreas: You may already know that my mission is to educate as many people as possible about #Bitcoin and open blockchain technologies. Watching these videos and sharing them with others is a big part of that. Thank you for being part of this mission. ***Learn More From Andreas’ Workshops, Books & Events** Amazon & Kindle: http://www.amazon.com/-/e/B00MVAG8Z8 Audible: https://www.audible.com/author/Andreas-M-Antonopoulos/B00MVAG8Z8 E-books & Merch: https://aantonop.io/shop Patreon: https://patreon.com/aantonop Website: https://aantonop.com Workshops: https://aantonop.com/workshops ***Connect with Andreas on Socials*** Facebook: https://www.facebook.com/AndreasMAntonopoulos Instagram: https://www.instagram.com/amantonop/ Linked ... https://www.youtube.com/watch?v=Vm8tneHM-x4

In this talk, Andreas examines the sensationalist debate over "fake news," the rising tide of faith-based nation states declaring bitcoin as "fake money," and alternative mechanisms we can build to fill the void left by retired fact-checking departments & central bank authorities. This talk took place at the Silicon Valley Bitcoin meetup on April 11th 2017 at the Plug and Play Tech Center (@PlugandPlayTC) in Sunnyvale, California: https://www.meetup.com/Silicon-Valley-Bitcoin-Users/events/233760417/ TOPICS: Fake news happens on both sides; cheerleaders for war 0:21 When did the debate over fake news begin? 1:39 The rise of churnalism 4:04 Fact-checking depending on trust in authority of institutions 5:28 "The internet is fake news!"; decentralising critical thinking 6:47 Tribalism, propaganda, and the myths of money 8:29 When hollow reality returns to "full faith" money 11:36 Bitcoin as an alternative to faith-based financial systems 15:13 "Drug dealers! Terrorists! Pornographers! Criminals!" 19:04 Discerning fake vs. real money in a world without authority 21:09 Demonetisation and price premiums in India 22:58 Final thoughts 24:53 QUESTION & ANSWER: Altcoins and the scaling debate - https://youtu.be/slbpdW-H3yk Bitmain and the ASICBoost allegations - https://youtu.be/t6jJDD2Aj8k Unstoppable code - https://youtu.be/AQx3E3F8Kz4 The token ICO explosion - https://youtu.be/vdaW8NtJXuQ RELATED: The Stories We Tell About Money - https://youtu.be/ONvg9SbauMg The Currency Wars and Bitcoin's Neutrality - https://youtu.be/Bu5Mtvy97-4 Bitcoin drilling holes in the financial system dam - https://youtu.be/aTnmrS8s8Jw When will the scare stories stop? - https://youtu.be/yhKIKB6cn6w The War on Cash and Crypto - https://youtu.be/BAlRKfvBnvw Divisibility and deflationary monetary policy - https://youtu.be/xhLgxX_wU6E What is the biggest threat? - https://youtu.be/1-XUbH1F0Os Someone said bitcoin is "dead". What do you say? - https://youtu.be/_osg3W7VI-Q Will Bitcoin survive global government intervention & regulation? - https://youtu.be/_QS-wCxnqr0 Andreas M. Antonopoulos is a technologist and serial entrepreneur who has become one of the most well-known and well-respected figures in bitcoin. Follow on Twitter: @aantonop https://twitter.com/aantonop Website: https://antonopoulos.com/ He is the author of two books: “Mastering Bitcoin,” published by O’Reilly Media and considered the best technical guide to bitcoin; “The Internet of Money,” a book about why bitcoin matters. Subscribe to the channel to learn more about Bitcoin & open blockchains; click on the red bell to enable notifications about new videos! MASTERING BITCOIN, 2nd Edition: https://amzn.to/2xcdsY9 Translations of MASTERING BITCOIN: https://bitcoinbook.info/translations-of-mastering-b ... https://www.youtube.com/watch?v=i_wOEL6dprg

Chapters 0:00 I'm a bit fearful of running a LN wallet on my phone since the app or my phone are not always on. But running a node on my always on desktop at home is not handy and mobile. Can I run a combination where my phone controls the node? 3:04 How can we contribute to Mastering the Lightning Network by providing translations to other languages? I have briefly looked in GitHub but I couldn't find any reference, maybe I haven't been looking carefully. 5:35 Is there an upper bound to the lifetime of a Lightning channel? Could I keep it open forever? Github link to the open source repository for writing (and updating) Mastering the Lightning Network book, published by O'Reilly Media: https://github.com/lnbook Relevant videos Kahoot quiz to test your knowledge on the Lightning Network: https://youtu.be/-CvVnhmxPVk Lightning Network for Non-Technical people: https://youtu.be/XCSfoiD8wUA A Technical Overview of the Lightning Network: https://youtu.be/E1n3sKKPD_k COMMENT below and let us know what you think of the video. Post your follow-up questions there too! SUBSCRIBE to this YouTube channel and select the bell ? for notifications: https://www.youtube.com/channel/UCJWCJCWOxBYSi5DhCieLOLQ?sub_confirmation=1 JOIN this YouTube channel to become a YouTube Community Member and access custom emoji and other perks: https://www.youtube.com/channel/UCJWCJCWOxBYSi5DhCieLOLQ/join BECOME a Community Builder: https://patreon.com/aantonop LEARN from Andreas in one of his popular Workshops which will teach you practical crypto skills. There’s even a FREE Intro to Bitcoin & Open Blockchains to get you started. https://aantonop.io/takeaworkshop You can also learn from one of aantonop's many books. Andreas has written three technical books for developers about blockchain technology, Mastering Bitcoin, Mastering Ethereum, and Mastering the Lightning Network (2021) published by O’Reilly Media. He’s also written The Internet of Money Series books, which explain why bitcoin, ethereum, and open blockchains matter. About aantonop: Andreas isn't promoting a company or an organization; he's paid by the community (people who support this work on Patreon and YouTube) and provides an unbiased look at open blockchain technologies, what they can do for our societies, and how to get involved (if you decide you want to). Learn more at https://aantonop.com From Andreas: You may already know that my mission is to educate as many people as possible about #Bitcoin and open blockchain technologies. Watching these videos and sharing them with others is a big part of that. Thank you for being part of this mission. ***Learn More From Andreas’ Workshops, Books & Events** Amazon & Kindle: http://www.amazon.com/-/e/B00MVAG8Z8 Audible: https://www.audible.com/autho ... https://www.youtube.com/watch?v=t-jX677D8M4