Bitcoin Optech hosted two seminar format workshops which included a mixture of presentations, coding exercises and discussions, https://youtu.be/6ceRmrJmw5g and gave engineers at member companies an understanding of how these new technologies work and how they can be applied to their products and services. Discussion participants seemed to all favor providing an equivocation proof, although there was some concern that it could be too much work for the v0 specification. 186), this week James O’Beirne started a discussion about fee bumping. The moderator was responsible for a brief introduction of a topic and keeping discussion on track and on time. Bob, who has 1 bitcoin, might try to send it to both Rishi and Eliza at the same time and hope the system doesn’t spot it.