readme: dan's sharing on 2022 BAAI, Beijing    1  tmux a -t 1
  
  Verify md5value:
    tar -zxvf Daniel_Povey_BAAI_2022.tar.gz 
    md5sum Daniel_Povey_BAAI_2022.mp4 
    # 1d0b9f941fc30814528c95bc7630b6a8  Daniel_Povey_BAAI_2022.mp4
  