• A 31c3 talk on open-source 3-D aluminum casting was circulated, showcasing low-cost metal-working techniques and inviting community collaboration.  
• Joshua Pearce’s paper “Quantifying the value of open-source hardware development” was shared to frame economic arguments for open hardware adoption in research and industry.  
• A controlled-study PDF comparing modafinil, d-amphetamine, and placebo effects on circadian rhythms, body temperature, and sleepiness sparked discussion on self-tracking melatonin and code-output cycles.  
• The 1962 microwave auditory (Frey) effect paper and related Wikipedia entry were examined for potential links to tinnitus and wearable acoustic sensors for vascular diagnostics.  
• Library Genesis faces a sustainability crisis: a key maintainer’s death has left the .org domain inaccessible and torrent seeding for the 10+ TB archive near zero; a Russian Sphinx-based mirror (genofond.org) is offered as a stop-gap.  
• Participants reverse-engineered the Postmates Android app (via smali/baksmali and googleplay-api) to bypass mobile-only restrictions, highlighting frustration with phone-centric business models.  
• Extensive troubleshooting of python-brlcad bindings for BRL-CAD revealed version mismatches, missing headers, and 64-bit segfaults, prompting consideration of switching to the Haskell-based ImplicitCAD.  
• ImplicitCAD was praised as the “best/easiest so far” for programmatic CAD; juri_’s upgraded fork on Gitorious was shared, along with requests for concise setup instructions and beginner Haskell resources.