John Linneman on Twitter: "So it turns out not everyone is aware of the different media types used on PS2! Here's a guide! Blue disk = CD Silver = DVD (single layer)
JVC Develops World's First Single-sided, Dual Layer DVD-RW Disc Technology
Difference between Dual-Layer and Double-Sided DVD
3. Disc Structure • CLIR
DVD Industry Insider Report - The Scoop on DVD-R9 / DVD+R9 | Audioholics
DVD - Simple English Wikipedia, the free encyclopedia
3. Disc Structure • CLIR
How to Burn a Dual Layer DVD to a Single Layer Disc | Techwalla
DVD Movie Disc and DVD-ROM Disc Structure
DVD - Wikipedia
DVD+R DL 8.5GB 8X with Branded Surface - 20pk Spindle: DVD R DL - DVD | Verbatim
Nierle ProSelect Edition DVD Single Layer DVD-R 4.7 GB / 120 min 16x, Thermal Full printable White, 100 pieces in cakebox
Make Win10 iso fit on single layer DVD - Windows 10 Forums
DVD+R DL - Wikipedia
Japan gets world's first Blu-ray/DVD hybrid title | TechCrunch