madjam002 Karma 1,109 Created 9 years ago Recent Submissions 1. ▲ Kraków, Poland in top 5 worst air quality worldwide (iqair.com) 120 points · 2 months ago · 154 comments 2. ▲ OpenAI says Chinese rivals using its work for their AI apps (bbc.co.uk) 6 points · 1 year ago · 2 comments All submissions on HN · View profile on HN