31.3.1999
What's that file's function? It came with Windows, but Who really knows? Well, see if it's listed at (http://web2.airmail.net/darylc1/windows.htm) (thanks to Lockergnomie "Grim Sage" for pointing it out). This page only lists files which came with the original shipping version of Windows 95, but file descriptions probably haven't changed that much with later versions (or with Windows 98). It's certainly a resource worth noting.