![]() ![]() The purpose of this jacket is to keep fingerprints off the disk surfaces and to limit the amount of dust and debris that gets on the diskette surfaces. ![]() This diskette is housed in a flexible vinyl plastic enclosure or jacket. It is difficult to find working eight inch drives nowadays and of course, no new 8-inch floppy disks are being produced. The use of the 8-inch format continued up until the late 1980s. Different versions of the 8-inch disk format continued to be introduced until about 1977. In 1972 the 8-inch read/write disk was developed. The first read only disk was introduced in 1971 by IBM and was eight inches in size. Later more formats were introduced as shown and discussed below. This first drive was for 8-inch floppy disks and was a read only drive. It all began in 1967 when the floppy disk drive was invented by Shugart at IBM. These magnetic disks have a long history. More information on the disk structure is provided here. The term floppy is used because the actual disk that stores the digital information is a round and thin flexible disk. Unlike optical discs that are recorded and read with the light from a laser, floppy discs are read with magnetic heads. ![]() A floppy disk or diskette is a format that is used to store digital information. ![]()
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