- A pre-print claiming “Enhanced Growth of the Adult Penis With Vitamin D3” (ResearchGate PDF) was circulated; participants questioned whether observed effects are merely firmer erections from improved sex-hormone status and warned that the 50 kIU/day regimen used in the study could risk overdose.  
- Practical dosing experiences were shared: one member takes 5 kIU daily without apparent toxicity, another uses 100 kIU every 3 months, and a third shifted to weekly 100 kIU as a COVID-19 lung-infection prophylaxis—sparking debate on whether chronic high-dose supplementation is beneficial or simply corrects deficiency.  
- A new eLife paper, “Small molecule cognitive enhancer reverses age-related memory decline in mice,” was highlighted; the group immediately asked for translation of the murine dosage to human-equivalent scaling for potential nootropic use.  
- The open-hardware “Precursor” mobile-communication device (Crowd Supply campaign) was noted as a platform of interest for secure, user-controlled transhumanist or biohacking applications.  
- diyhpluswiki received several transcript additions: Fabian Jahr’s Bitcoin debugging workshop and John Newbery’s Bitcoin Core wallet-development talk, expanding the community’s curated archive of technical deep-dive resources.