PL3 FTW, i believe hermes is kind of outdated... most recent games
are working better with PL3 i use the NONAUTH one... and never had a problem since.
i had troubles only when i was using hermes... then i applied the fix permissions thingy
and too that PL3
EDIT: and im running GT5 unpatched and still works perfect here, i made i few races collecting new cars
"10 years after the Playstation XXX AKA.Dr.Shlong, and the release of over 9000 best selling games including Gran Tiramisu and Fetal Fantasy VII, Sony began to look to the future. They saw a Playstation 2, which was unrivalled in it's sucsess."