Bitcoin Cash Difficulty Adjustment Algorithm Development Meeting; discuss ​progress in developing, reviewing and implementing a new BCH DAA in the different implementations. July 27th 2020, 19:00 UTC Donations in support of these meetings and videos are welcome at : bitcoincash:qrwyeh8r09rgmpcc6adde6l7u0yp9c7wxcc65qck7j More information about these meetings on https://www.thefutureofbitcoin.cash Participants: Amaury Sechet Jonathan Toomim Jacob Eliosoff Chris Pacia Scott Roberts Jason Dreyzehner Antony Zegers Freetrader Josh Ellithorpe Andrew Stone Host: David R. Allen Agenda 1. Welcome - Chair Opening statement ​. 2. Reason for the meeting discuss ​progress in developing, reviewing and implementing a new BCH DAA in the different implementations. 3. Format for the meeting: - Rules of engagement / Code of conduct (Note 1) - Acceptance of the Agenda 4. Introductions: ​(1 min each) Name, background, current work and interest in the subject. 5. Primary Discussion Items: a. Previous meeting: is there anything participants want to bring forward about the first meeting and its video b. Development: what has been happening between the meeting on July 16th and today's meeting i. Freetrader: concerns about recent unilateral announcements by ABC c. Solutions: What are the options on the table and what is known and not known about them i. Freetrader: What are the ramifications of drift compensation d. Testing and research: What tests are done and what still needs additional research and testing e. Going forward: What is the path forward from here? 6. Calls to Action: 7. Next meeting? Adjournment Links and information shared during or after the meeting: DAA research and proposal by Jonathan Toomim : https://read.cash/@jtoomim/bch-upgrade-proposal-use-asert-as-the-new-daa-1d875696 Zawy's DAA research: https://github.com/zawy12/difficulty-algorithms DAA work group link: https://t.me/joinchat/HCYr506_9oNIjmWgXh_kyA ... https://www.youtube.com/watch?v=F5b0Unf1aA0

Bitcoin Cash Development video meeting January 3 2018 - 8am UTC Participants: Amaury Séchet, Andrea Suisani, Antony Zegers, Jason B. Cox, Chris Pacia, Emil Oldenberg, Mark Lundeberg, Host: David R Allen A first Bitcoin Cash Development meeting for 2019 took place on January 3rd at 8am UTC. Topics discussed at this meeting were items under consideration for the upcoming Bitcoin Cash protocol upgrade. Bip 62 items inclusion - clean stack rule impact, 100 byte tx size , Schnorr signatures, Old OpCodes, SigOps accounting and possible additional items. Viewers of the video may find the following reference materials helpful: Proposed (Draft) May 2019 Upgrade Specification: https://github.com/bitcoincashorg/bitcoincash.org/blob/master/spec/20190515-may-upgrade.md Proposed (Draft) Schnorr signature specification: https://github.com/bitcoincashorg/bitcoincash.org/pull/207 For more information on Bitcoin Cash www.bitcoincash.org ... https://www.youtube.com/watch?v=_ermlxBgPC4