• Blockstream demonstrated a Lightning Network-based system for broadcasting messages into space, potentially enabling censorship-resistant global communications.  
• A Nature Electronics paper describes using electric fields to trap and release DNA on nanoelectrode arrays, offering a highly addressable architecture for ultra-high-density DNA data storage.  
• Researchers are exploring micromanipulator microinjection into yeast as an alternative to electroporation, aiming to guarantee complete DNA delivery despite the challenge of yeast’s rigid cell wall.  
• A salon talk by John Randall (Foresight Institute) and Sergei Kalinin on “ready for atomically precise manufacturing” was highlighted, along with a newly posted transcript and 2020 paper on hydrogen-depassivation lithography from Zyvex.  
• A Chinese Academy of Sciences review on single-molecule junctions was shared, summarizing progress toward molecular-scale electronic devices.  
• The channel mourned the unexpected death of Peter Eckersley, co-creator of Let’s Encrypt, at age 43.  
• Participants discussed the lack of a complete backup of thang010146’s popular mechanical-animation YouTube channel and the need for high-resolution mirrors.  
• Links to open-hardware resources included a RepRap wiki page on DIY SMT pick-and-place systems and an “Outline of Machines” Wikipedia page for mechanism classification.  
• A 2008 paper on AFM “tweezers-type” probes capable of dissecting and lifting metaphase chromosome fragments was circulated, prompting questions about combined AFM/SEM instrumentation.