>perl -wMstrict -le
"$_ = 'Goodbye\; Good luck\, and thanks for all the fish!\\\\n\\\\n';
 print;
 s{ \\(.) }{$1}xmsg;
 print;
"
Goodbye\; Good luck\, and thanks for all the fish!\\n\\n
Goodbye; Good luck, and thanks for all the fish!\n\n