- RepRap project announced a full migration from Subversion to Git on GitHub, with the Git repo becoming the master distribution on 6 July 2011 and the old SVN repo frozen for reference.  
- Discussion of D-Wave’s quantum computer sale to Lockheed-Martin; participants debated whether the hardware is a “legit” quantum computer versus a strategic long-term bet on emerging quantum technology.  
- fenn reported live from the Quantified Self conference, attending a workshop on “speech analytics machine learning for data mining,” highlighting the QS community’s push into audio-based self-tracking.  
- kanzure shared a French article on “biohacking le vivant” from siliconmaniacs.org, broadening the channel’s exposure to European DIY-bio perspectives.  
- JayDugger linked a rare Fingerworks Touchstream MacNTouch keyboard on eBay (ending price $675) as follow-up to an earlier keyboard ergonomics thread.  
- Brief technical aside on measuring martial-arts striking force: kanzure initially misread a Wikipedia line about using accelerometers for “mental fortitude,” prompting fenn to note strain gauges would be more appropriate sensors.  
- ybit expressed interest in working at the Environmental Molecular Sciences Laboratory (EMSL) and referenced the open-source NWChem computational chemistry suite as motivation.