Cliffdweller--I think you nailed it. I'm not sure how many have picked up on the high quality of your posts. I sure have! Keep up the great work! You write: "it's <b>infrastructure</b>(my bold) that would enable the Seagate drive to authenticate against a TPM-enabled media centre PC. Or an X-Box. We're not there yet ... <b>more (critical)mass</b>(my bold) required for trusted execution before it goes critical ... but I think it's very positive."