Optical disc drive rewritable 5.25-inch optical disc drive in 1987, with dual-sided discs capable of holding 325 MB per side. The CD-ROM format was developed by Sony and Denon, introduced in 1984, as an extension of Compact Disc Digital Audio and adapted to hold any form of digital data. The CD-ROM format has a storage capacity of 650 MB. Also in 1984, Sony introduced a LaserDisc data storage format, with a larger data capacity of 3.28 GB. The DVD format, developed by Panasonic, Sony, and Toshiba, was released in 1995, and was capable of holding 4.7 GB per layer. The first Blu-Ray prototype
Understanding What We've Grown to Be Be". On April 9, 2013 the album was reissued in a deluxe physical edition, featuring their three most recent singles 'Hope', 'The King of Silence',' and 'Let These Words Last Forever' as well as a DVD of tour footage, interviews and live performance segments. "Understanding What We've Grown to Be" was recorded during two sessions, the first being from February 16 through March 10, 2011, and the second being from May 16 through June 23, 2011. On June 22, the first single <nowiki>"Mis//Understanding"</nowiki> surfaced through Equal Vision' official YouTube channel. A day later, the title track was also released for