https://buzzakoo.com/posts/53340 #eurovision_2066 ( play videos in multi-devices at same time eg: sax video 1 + voice video 2 = will sound like live concert , you can pause one video if it s ahead or to create a #chorus_echo like live theatre /stadium concert) #music #music_covers #sax_duet #sax_violin #vid_1 (device 1) #vid_2 (device 2 ) #vid_3 (device 3) etc etc etc music-covers #careless_whisper #vid_1 https://www.youtube.com/watch?v=izGwDsrQ1eQ&list=RDizGwDsrQ1eQ&start_radio=1