Hacker News new | past | comments | ask | show | jobs | submit | from login
The last patent on AC-3 (Dolby Digital) expires at midnight (ac3freedomday.org)
578 points by robbiet480 on March 20, 2017 | past | 222 comments

Consider applying for YC's Summer 2025 batch! Applications are open till May 13

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact

Search: