The application encryption used with the Demo versions of Mosaic could cause users on a B&W G3, G4, or iMac (and Macs with OS9 or later) to crash launching the application. In order to run the Demo version of these applications on the Macs listed above, you must install the USB Floppy Enabler extension from Pace. Please click on the link below to get the USB Floppy Enabler.