Claim: Amazon.com sells physical media.

DVD -LRB- an abbreviation of `` digital versatile disc '' or `` digital video disc '' -RRB- is a digital optical disc storage format invented and developed by Panasonic , Philips , Sony and Toshiba in 1995 . The medium can store any kind of digital data and is widely used for software and other computer files as well as video programs watched using DVD players . DVDs offer higher storage capacity than compact discs while having the same dimensions .   Pre-recorded DVDs are mass-produced using molding machines that physically stamp data onto the DVD . Such discs are a form of DVD-ROM because data can only be read and not written or erased . Blank recordable DVD discs -LRB- DVD-R and DVD+R -RRB- can be recorded once using a DVD recorder and then function as a DVD-ROM . Rewritable DVDs -LRB- DVD-RW , DVD+RW , and DVD-RAM -RRB- can be recorded and erased many times .   DVDs are used in DVD-Video consumer digital video format and in DVD-Audio consumer digital audio format as well as for authoring DVD discs written in a special AVCHD format to hold high definition material -LRB- often in conjunction with AVCHD format camcorders -RRB- . DVDs containing other types of information may be referred to as DVD data discs .