Vimm's Lair is a site dedicated to console videogame nostalgia.
And looks like Rockstar Games decided to take the ROM down. Wondering why only for PS2, why only San Andreas and why only NTSC. Because PAL, other platforms and other GTA games for PS2 are unaffected.
takedowns are automated these days, either through full automation or paying low cost labor in places like India to just do google searches. Rockstar isn't "doing" anything here, aside from paying someone else to issue the takedowns. and the someone else doesn't know enough or care enough to apply logic that would cause all the other versions to get taken down too.