kevinlou Karma 64 Created 10 years ago Recent Submissions 1. ▲ Robot Zen Garden (youtube.com) 1 point · 3 years ago · 0 comments 2. ▲ A Navy Seal, a Quadcopter, and a Quest to Save Lives in Combat (wired.com) 1 point · 5 years ago · 0 comments 3. ▲ Ask HN: Favorite Books of the Year? 2 points · 6 years ago · 2 comments All submissions on HN · View profile on HN