# Summary of IRC Log (August 11, 2015)

* Dan Gelbart's 18-part YouTube series on "Building Prototypes" was shared, with particular interest in his air bearing lathe/grinder technique, though some users wished he had described his spot welder construction in more detail.

* Organovo (bioprinting company) raised $46 million in a confidentially marketed secondary offering with Jefferies and Piper Jaffray as joint book runners.

* A research paper from Facebook was shared about "A Large-Scale Study of Flash Memory Failures in the Field," examining reliability patterns in storage technology.

* A gene therapy breakthrough for Leber's congenital amaurosis was discussed, showing how treatment strengthened neural connections and improved vision in nearly blind patients.

* Japan's decision to restart nuclear power after shutting down following Fukushima was noted, with commentary that abandoning nuclear had caused energy prices to soar and potentially threatened energy security.

* The "OpenSurgery" initiative was shared (opensurgery.net), which investigates DIY surgical robots outside healthcare regulations as potentially more accessible alternatives to costly professional healthcare services.

* A resource for cryo-electron microscopy videos was shared (http://cryo-em-course.caltech.edu/videos), noting they were freely available to stream or download as ZIP files without login requirements.