The author (allegedly) confirms that this is what happens at [1]: > it uses the internet to transfer the file while only sending the file's id though sound. T

The author (allegedly) confirms that this is what happens at [1]: > it uses the internet to transfer the file while only sending the file's id though sound. The purpose of the project was to pair devices that are near each other without requiring the user to sign in to any accounts. [1] https://www.reddit.com/r/programming/comments/pl749n/i_got_frustrated_when_having_to_transfer_homework/hc8j1gg/context=3 https://www.reddit.com/r/programming/comments/pl749n/i_got_f...