I noticed there are PS2 classics for sale on PS3, but I can't play them on PS4. What gives? Is Sony just being incompetent, or am I missing something? - Quora
PlayStation 3 - Wikipedia
MemCard PRO for PlayStation 1 (Smoke Black)
ClimaxDigital PS2 to PS3 Memory Card Adaptor for Playstation 3 : Amazon.co.uk: PC & Video Games
Share Save Files For PSone Classics Between a PS3 and PSP
Saving Your PSOne Classic and PS2 Games on Your PS3
Download and Install PSone Classics, PSP Games Using the PS3
so apparently PS3 Virtual memory Cards work with PCSX2. : r/ps2
3 Ways to Play PS2 Games on a PS3 - wikiHow
Tutorial] Transfer Saves from PS1 to PS3 | GBAtemp.net - The Independent Video Game Community
Tutorial] PS2 Spielstände auf PS3 konvertieren - PS3 How To / Faq - psXtools.de Community
NEW PS2 Memory Card Adapter For PS3 Playstation 3 Game- Buy Online in Kuwait at Desertcart - 1521892.
PlayStation 3 - PS2 zu PS3 Memory Card Adapter : Amazon.de: Games
MemCard PRO for PlayStation 1 (Smoke Black)
PS2 Manger Classic:you have not created mc1 and mc2 from xmb | PSX-Place
PS3™ | Verwenden von Speicherdaten
Tutorial] Transfer Saves from PS1 to PS3 | GBAtemp.net - The Independent Video Game Community
Tutorial] PS2 Spielstände auf PS3 konvertieren - PS3 How To / Faq - psXtools.de Community
PS3™ | Using saved data
Playstation 3 Memory Card Adaptor: playstation_3: Video Games - Amazon.ca
HYPERKIN PS3/ PC 3-Port USB Hub with SD Card Reader - Walmart.com