air-gapped} computers support. But online TCP daemon with full-duplex
resumable data transmission exists.
+Look for possible @ref{Use cases, use cases}!
+
NNCP is @url{https://www.gnu.org/philosophy/pragmatic.html, copylefted}
@url{https://www.gnu.org/philosophy/free-sw.html, free software}
licenced under @url{https://www.gnu.org/licenses/gpl-3.0.html, GNU GPLv3+}.