How do you know it encrypts and decrypts on-the-fly? Is there a way to verify it? [and before someone says it, yes, in the iMac Pro you can read the data off t

How do you know it encrypts and decrypts on-the-fly? Is there a way to verify it? [and before someone says it, yes, in the iMac Pro you can read the data off the NVMe lanes to check if it indeed is encrypted]