YouTuber colsto uses nearly inaudible background flight noise from a video to geolocate where it was taken. Pretty am... 0 ▲ Colin Devroe 1 hour ago · Art · hide YouTuber colsto uses nearly inaudible background flight noise from a video to geolocate where it was taken. Pretty amazing. /via Simon Willison. Commenting on Bubbles has been removed. Why? If you want to talk about this post, write to the author, use the comments on their blog if it has them, or reply with a "RE:" post on your own blog. Suggestions? feedback@bubbles.town