You can tunnel SCSI over PATA/SATA using ATAPI, used for optical drives. That's a bit different from SATA being "SCSI at their core"; the entire point of ATAPI

You can tunnel SCSI over PATA/SATA using ATAPI, used for optical drives. That's a bit different from SATA being "SCSI at their core"; the entire point of ATAPI is that ATA isn't SCSI.