Why would you expect it to show? Would you also expect "echo something < file.txt" to show the contents of file.txt? Perhaps you are thinking of cat or some o

Why would you expect it to show? Would you also expect "echo something < file.txt" to show the contents of file.txt? Perhaps you are thinking of cat or some other command, because piping things to echo is such a strange and unexpected thing to do that you normally won't encounter it.