This lengthy thread at the Playstation buy prescription drugs online without a prescription forums suggests that some combination of the 3.10 firmware and Modern Warfare 2 is killing PS3 Blu-ray drives. Maybe it’s true, or maybe they’re all just drinking the kool- purchase prescription drugs aid. Forum members have reportedly pinpointed several reproducible freezes in Call of Duty: Modern Warfare 2 which they claim began only after installing the 3.10 firmware (the most recent release is 3.15).
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Is a Firmware Update Killing PS3 Blu-Ray Drives? [PS3]