I met him at Defcon 21 and ran across him again when I was running a developer hardware access project in my last job just a couple years back. He struck me as

I met him at Defcon 21 and ran across him again when I was running a developer hardware access project in my last job just a couple years back. He struck me as incredibly curious (as a hacker must be!) and was a pleasure to work with. The friends who introduced me to him at Defcon are devastated for a reason... rest in peace.