(If you want to write up your answers using Markdown, here is a Markdown template you can use.)
Choose a topic either from the crypto and climate discussion from Wednesday or from the book discussion on Friday that you found most interesting. Describe the topic/issue and why it was interesting to you. (Some things to think about to get you started; you are not restricted to these prompts: What about this topic/issue made an impact on you? What did you learn? Did it challenge any previously held ideas? What are you looking forward to learning more about?)