esm Karma 161 Created 10 years ago Recent Submissions 1. ▲ Square Cash is letting some users buy and sell Bitcoin (techcrunch.com) 3 points · 8 years ago · 0 comments 2. ▲ 3D Print a Set of Adjustable Glasses Frames (thingiverse.com) 2 points · 9 years ago · 0 comments 3. ▲ Background on the Falcon 9 Launch (spacex.com) 258 points · 10 years ago · 139 comments All submissions on HN · View profile on HN