13 This YT channel has posted hundreds of these videos in a very short amount of time. Any tech anons know what this is about? (www.youtube.com) posted 2 years ago by KimJung-Un 2 years ago by KimJung-Un +13 / -0 11 comments share 11 comments share save hide report block hide replies
sounds like dial tones. maybe... could be hidden string of numbers.