
Hi HN! I made Beatsync, an open-source browser-based audio player that syncs audio with millisecond-level accuracy across many devices.
Try it live right now: https://www.beatsync.gg/
The idea is that with no additional hardware, you can turn any group of devices into a full surround sound system. MacBook speakers are particularly good.
Inspired by Network Time Protocol (NTP), I do clock synchronization over websockets and use the W

Article URL: https://arxiv.org/abs/2504.18980
Comments URL: https://news.ycombinator.com/item?id=43835623
Points: 4
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Article URL: https://pyrefly.org/
Comments URL: https://news.ycombinator.com/item?id=43831524
Points: 76
# Comments: 43


Article URL: https://purplesyringa.moe/blog/why-performance-optimization-is-hard-work/
Comments URL: https://news.ycombinator.com/item?id=43831705
Points: 105
# Comments: 26
https://purplesyringa.moe/blog/why-performance-optimization-is-hard-work/

Article URL: https://github.com/arkflow-rs/arkflow
Comments URL: https://news.ycombinator.com/item?id=43833310
Points: 67
# Comments: 12
Article URL: https://blog.mozilla.org/en/firefox/tab-groups-community/
Comments URL: https://news.ycombinator.com/item?id=43834101
Points: 136
# Comments: 106
Article URL: https://sampatt.com/blog/2025-04-28-can-o3-beat-a-geoguessr-master
Comments URL: https://news.ycombinator.com/item?id=43835044
Points: 14
# Comments: 2
https://sampatt.com/blog/2025-04-28-can-o3-beat-a-geoguessr-master
