Crea FIFOs (named pipes) (pipes nombrados). Más información: https://www.gnu.org/software/coreutils/manual/html_node/mkfifo-invocation.html.
mkfifo {{ruta/al/pipe}}
echo "{{Hola Mundo}}" > {{ruta/al/pipe}} &
cat {{ruta/al/pipe}}
mkfifo {{ruta/al/pipe}}; script -f {{ruta/al/pipe}}