Amazon has some sites selling them new or used
You can purchase a PS1 memory card online from retailers such as Amazon. You can also get a PS1 memory card online from websites such as eBay and Craigslist.
No, but if you have one you can plug a PS1 memory card into a PS2 and save it on that
I do believe that a PlayStation 2 will recognize a PlayStation 1 memory card. I use a ps1 memory card in my ps2 might it might vary from the different memory card brands.
Both Sony and OEM PS1 memory cards are available from Amazon
yes, but only if you had a ps1 memory card.
no
you cant
No.
No, the ps3 does not have memory card slots.
yes it will but only to play ps1 games
You must have a PS1 memory card.
No they can not. Although you CAN play PS1 games in a PS2, you'll need a PS1 memory card to save them.