Keep it for reference, but always aim to build your own bootable image from source to truly understand OS development.
Must be exactly 2.10 . Check this by booting the PS2 without a disc, pressing Triangle , and looking for "DVD Player". prebuilt isos 2.10.iso
If your console doesn't read the disc immediately, make sure the lens is clean! These old Slim lasers can be picky with burned media. Keep it for reference, but always aim to