9 ms·It looks it is due to patent [1] [1] https://youtu.be/1qIHCUWAgh4 https://youtu.be/1qIHCUWAgh4by majso 3y agoIt looks it is due to patent [1] [1] https://youtu.be/1qIHCUWAgh4 https://youtu.be/1qIHCUWAgh4