• A patent for a “Charged Particle Source with Multiple Selectable Particle Emitters” (US 20120168638) was shared, describing a compact ion/electron source that could be relevant to open-source focused-ion-beam or SEM projects.  
• Discussion of the ribonucleoprotein organelle “vault” (https://en.wikipedia.org/wiki/Vault_(organelle)) noted that several model organisms—Arabidopsis, C. elegans, Drosophila, and yeast—appear to lack it, raising questions about its functional necessity and evolutionary distribution.  
• A list of 80+ brand names for the same drug (memantine, an NMDA-receptor antagonist used for Alzheimer’s) was posted to highlight pharmaceutical branding excess and the potential for placebo-treadmill marketing.  
• DIY biology remark: fluorescent-protein lentiviruses are now inexpensive enough that the absence of hobbyists sporting visible bioluminescent or color-shifted skin is surprising, hinting at untapped bio-aesthetic experimentation.  
• A CppCon 2020 transcript on “Fuzzing Class Interfaces” was added to the diyhpluswiki, providing open-source guidance on automated security testing of C++ codebases.  
• A Medium article arguing for the “philosophical impossibility” of mind uploading and teleportation was critiqued in-channel for recycling weak objections, prompting broader skepticism about the quality of anti-upload arguments in public discourse.