- Coldcard hardware wallet’s PIN-entry protocol documentation was shared, highlighting open-source security design for cryptocurrency custody.  
- A Stanford 2020 “Coordination of Decentralized Finance” workshop was transcribed and posted; topics included regulatory pain points, stress-testing DeFi systems, technological stability of crypto networks, consensus-protocol risks, and communication strategies with regulators.  
- DIY DNA-purification without commercial kits was discussed via an Addgene blog post, underscoring open-source wet-lab methods.  
- Siasky.net (a decentralized CDN) was introduced; its “pinning” feature lets anyone pay to keep chosen content persistently available on the network.  
- A pre-print on learning polygenic scores for human blood-cell traits was circulated, illustrating progress in genomic prediction of complex phenotypes.  
- A claimed “Trojan message” attack on Bitcoin’s pay-to-pubkey-hash protocol was debated; discussion clarified it relies on a 2^128 collision attack against SHA256 and is unlikely to threaten the network in practice.  
- Critique of NASA’s culture surfaced: participants argued the agency now emphasizes branding and PR (e.g., “astronauts” who have never flown) over actual space exploration, with the iconic 1970s “worm” logo cited as a lost symbol of forward-looking design.