>>>> but you can't completely conceal metadata. > For example, you and I could have a rule of exchanging exactly 1 MB of data per day, at a specified time, eve

>>>> but you can't completely conceal metadata. > For example, you and I could have a rule of exchanging exactly 1 MB of data per day, at a specified time, every day. Depending on the size and popularity of the relay network, the fact the two parties are connected to it could be valuable metadata. If you really wanted to minimize the amount of metadata to something that's almost useless, you'd probably need to use something like a continuously-operating broadcast numbers station. https://en.wikipedia.org/wiki/Numbers_station https://en.wikipedia.org/wiki/Numbers_station