Nice! How do you set up the initial connection? A six digit alphanumeric code isn't long enough to include WebRTC connectivity setup data, so I assume a server

Nice! How do you set up the initial connection? A six digit alphanumeric code isn't long enough to include WebRTC connectivity setup data, so I assume a server is involved for at least that part? Also, a small nit: The code is alphanumeric and also to be shared with the recipient, so it's arguably neither personal, nor is it a number ;)