This week’s newsletter describes the bip-anyprevout soft fork proposal, summarizes a few technical talks from the Magical Crypto Friends conference, and includes our regular sections on bech32 sending support and notable changes to popular Bitcoin infrastructure projects. https://bitcoinops.org/en/newsletters/2019/05/21/ The Bitcoin Operations Technology Group (Optech) works to bring the best open source technologies and techniques to Bitcoin-using businesses in order to lower costs and improve customer experiences. An initial focus for the group is working with its member organizations to reduce transaction sizes and minimize the effect of subsequent transaction fee increases. We provide workshops, documentation, weekly newsletters, original research, case studies and announcements, and help facilitate improved relations between businesses and the open source community. https://bitcoinops.org/ If you have learned something valuable, donate a couple sats to Max as a thank you note: 3DqEnU6dW6bZesrVdThrrQjQKgN7dpY5vv https://tallyco.in/HillebrandMax Support the show by buying bitcoin on https://hodlhodl.com/join/ERCT Listen to WCN Audio Podcasts: https://itunes.apple.com/us/podcast/the-world-crypto-network-podcast/id825708806 Check out the brand new http://WorldCryptoNetwork.com/ Find out more about Max https://towardsliberty.com Follow WCN on Twitter: https://twitter.com/WorldCryptoNet Follow Max on Twitter: https://twitter.com/HillebrandMax Contribute to Max’s Bachelor Thesis on Multi Signature in the Lightning Network: https://towardsliberty.com/multisig https://www.youtube.com/playlist?list=PLPj3KCksGbSaBmpAmdp_icu2PkywjeUI6 Bitcoin to the Max: https://youtube.com/playlist?list=PLPj3KCksGbSZtGhC7nIr_Mf1oCeP8U1tV Bitcoin Only: https://www.youtube.com/playlist?list=PLPj3KCksGbSYX2cNoOaV-w-9QuZ62LDk_ Read Rothbard ~ Use Bitcoin: https://youtube.com/playlist?list=PLPj3KCksGbSafpOorg0NdeVXGIPNqV_8a Open Source Everything: https://youtube.com/playlist?list=PLPj3KCksGbSb1h33FZbsrtr1feIIwTBHt Hackers Congress Paralelni Polis 2018: https://youtube.com/playlist?list=PLPj3KCksGbSY8xt-x-KoDb6L380odP_qu Baltic Honeybadger 2018: https://youtube.com/playlist?list=PLPj3KCksGbSZsgH48ZDxNdzRXbg_pvMnz Understanding Bitcoin 2019: https://www.youtube.com/playlist?list=PLPj3KCksGbSYnUncEaz5SM0ihfjPtGTvO Bitcoin-Dev Mailing List: https://www.youtube.com/playlist?list=PLPj3KCksGbSZWpXUZAp2y0ftJsjXPWdtO Nodl Personal Bitcoin Assistant: https://www.youtube.com/playlist?list=PLPj3KCksGbSYvbhhUpIehNqnXFLkz1AD1 Bisq Decentralized Exchange: https://youtube.com/playlist?list=PLPj3KCksGbSZR33X7kJmDMwIEH-wrrpCJ ColdCard Wallet: https://youtube.com/playlist?list=PLPj3KCksGbSZJzC4besvtu8CSroBosrdt GPG + Yubikey: https://www.youtube.com/playlist?list=PLPj3KCksGbSZkVpgAZjAFfFp4D0SHLnFw Purism: https://youtube.com/playlist?list=PLPj3KCksGbSZm6k6GlJRhY6T7wSvoEWbG Bitcoin Op Tech Newsletter: https://youtube.com/playlist?list=PLPj3KCksGbSY9pV6EI5zkHcut5UTCs1cp The Ethics of Money Production: https://www.youtube.com/playlist?list=PLPj3KCksGbSZFi81lduijpsmkhxQv2Gm8 What Has Government Done to Our Money? By Murray Rothbard: https://youtube.com/playlist?list=PLPj3KCksGbSbPVUAhYqILAYQ3uUbh2zOu Mises University: https://youtube.com/playlist?list=PLPj3KCksGbSanfYiAp8JSHxIjBm66yPf5 Hayek Summer Workshop: https://youtube.com/playlist?list=PLPj3KCksGbSbx7WQMTJAG6wLd4tK9Llr9 Anarchy in Money: https://www.youtube.com/playlist?list=PLPj3KCksGbSbVzuInEB0Kc7rchuzIHyQh Lightning Network Multi Signatures: https://www.youtube.com/playlist?list=PLPj3KCksGbSaBmpAmdp_icu2PkywjeUI6