- Nathan McCorkle presented a DIY laser-etching project for biohacking at Genspace; the talk video is at http://www.youtube.com/watch?v=b6zpEyDvdRA and the build guide is at http://diyhpl.us/laser_etcher/laser_etcher/.  
- John Schloendorn opened OpenBiotech.com, an online storefront for open-source reagents, cell lines, and kits; participants questioned its pricing model, limited catalog, and the assertion that open-source alone will collapse reagent costs.  
- The Therac-25 radiation-therapy accidents were dissected as a cautionary tale: a custom, minimally-tested OS and cryptic “MALFUNCTION” messages led to lethal overdoses, highlighting the perils of hardware–software integration without rigorous safety validation.  
- Ellen Jorgensen’s TEDGlobal 2012 talk on citizen biotech was spotlighted; the summary is at http://blog.ted.com/2012/06/26/do-it-yourself-biotech-ellen-jorgensen-at-tedglobal-2012/.  
- DIYbio Sydney launched its new web presence at http://biohackingsydney.org/.  
- A curated YouTube playlist of biohacking content was shared: http://www.youtube.com/playlist?list=PLgO7JBj821uEOMG1gytmF8VIu1Prp20zY.