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Blu-ray is a newer optical disc storage media format. Its main uses are high-definition video and data storage. The disc has the same
dimensions as a CD or DVD. The term “Blu-ray” comes from the blue laser used to read and write to the disc. The Blu-ray discs can store
much more data then CDs or DVDs. A dual layer Blu-ray disc can store up to 50GB, almost six times thecapacity of a dual layer DVD (WOW!).
Blu-ray discs have similar devices used to read them and write to them as CDs have. A BD-ROM drive can only read a Blu-ray disc and a BD
writer can read and write a Blu-ray disc.
Floppy Disk

A floppy disk is a type of data storage that is composed of a disk of thin, flexible(“floppy”) magnetic storage medium encased in a square
or rectangular plastic shell. Floppy disks are read and written by a floppy disk drive. Floppy disks are a dying and being replaced by the
optical and flash drives. Many new computers do not come with floppy drives anymore but there are a lot of older ones with floppy drives lying
around. While floppy disks are very cheap the amount of storage on them compared to the amount of storage for the price of flash drives makes