Wirelessly posted (BBBold: BlackBerry9000/126.96.36.1997 Profile/MIDP-2.0 Configuration/CLDC-1.1 VendorID/102 UP.Link/188.8.131.52.0)
No, I count to myself when processing paper. For me it's a little harder to squeeze in time between trays for other than moving paper. I just grew up with the same grandfather clock for eighteen plus years so my ear has been trained. Tested myself once. Off by 12 seconds over a space of ten minutes.