6s was adopted as the "standard" by Apple [0]. For live streaming it's pretty common to see 2 or 3 seconds (reduces broadcast delay, but with some caveats). 0

6s was adopted as the "standard" by Apple [0]. For live streaming it's pretty common to see 2 or 3 seconds (reduces broadcast delay, but with some caveats). 0: https://dev.to/100mslive/introduction-to-low-latency-streaming-with-hls-27f1#:~:text=Reducing%20the%20default%20segment%20size https://dev.to/100mslive/introduction-to-low-latency-streami...