EDIT: Ooh, crap. 68K is right; FAT32 won't handle that. How DID it get there? If you mean "over the network," no. The PS3 is a client for DNLA, (DLNA?) but not a file server. You can copy DLNA content ...
When prompted choose to apply the change to all sub-folders and files. Your PS3 should now be able to "see" your music in the directory \iPod_Control\Music\, however the library will be split across ...