Scripts that contain standard input (STDIN) and standard output (STDOUT) may not work correctly if you start the program from a command prompt and you use a file association to start the script.

See also Re^5: Win32: Setting a layer with binmode causes problem with close() on Windows (PerlIO silently fails to close the file) -- you can have procs without a console

See also Programmatically controlling which handles are inherited by new processes in Win32 - The Old New Thing - Site Home - MSDN Blogs and http://www.cygwin.com/cygwin-ug-net/highlights.html

Its amazing system works as well as it does :)

Aint operating systems fun :)