It's not exactly what you describe, but you might find some use in the pv (pipe viewer) command: http://www.ivarch.com/programs/pv.shtml http://www.ivarch.com/p

It's not exactly what you describe, but you might find some use in the pv (pipe viewer) command: http://www.ivarch.com/programs/pv.shtml http://www.ivarch.com/programs/pv.shtml