pentafon Karma 3 Created 17 years ago Recent Submissions 1. ▲ Twitter Gains in Users Aren't Enough to Spur Advertising Growth (bloomberg.com) 3 points · 10 years ago · 0 comments 2. ▲ What do you think of my site? (bestcomputersforphotography.com) 3 points · 13 years ago · 1 comment 3. ▲ Startup Team (steveblank.com) 1 point · 14 years ago · 0 comments All submissions on HN · View profile on HN