With the estimated value of that package, cheap insurance seems less of a "hindsight 20/20" problem and more like a "extreme risk-taker" type of problem.
The package is the sender's responsibility until it's received.
I was wondering about that very thing when playing with it; encrypted app-to-app comm via the chat. Maybe something similar for the file system with a pair of pipe files.
The package is the sender's responsibility until it's received.