mpetrovich Karma 226 Created 9 years ago About petro.blog Recent Submissions 1. ▲ You need to calm down (petro.blog) 1 point · 13 days ago · 1 comment 2. ▲ Show HN: I made a sliding puzzle game (tileslide.com) 3 points · 3 years ago · 3 comments All submissions on HN · View profile on HN