Add a mode to share a file, again using SSH alone. Works together with "python3 -m http.server", obviously, but should be possible with SSH alone. This would b

Add a mode to share a file, again using SSH alone. Works together with "python3 -m http.server", obviously, but should be possible with SSH alone. This would be the first time since the invention of NATs one can share a file over the internet without uploading it anywhere or downloading any executable!