This weekend an anonymous PlayStation 3 developer has made available a MultiMAN v04.01.00 DEX Update Mod (20120204) PKG for those who own PS3 Debug / Test consoles and wish to enable game back-ups on it.
I may try the new ram site, and download more RAM to my Switch. Not sure if ddr3 is the right ram
for it tho. Edit- no it uses floppy Ram, just like @AncientBoi