Whazzzup Karma 7 Created 5 years ago Recent Submissions 1. ▲ Ask HN: Books/resources to learn the technical aspects of Video Conferencing? 12 points · 5 years ago · 4 comments 2. ▲ Ask HN: Resources to learn about the airline industry? 1 point · 5 years ago · 1 comment All submissions on HN · View profile on HN