This invention relates to {HEAD ~ data storage devices}, such as hard disc drive assemblies and {TAIL ~ data processing systems}, generally 
such as
This invention relates to { HEAD ~ data storage devices } , such as hard disc drive assemblies and { TAIL ~ data processing systems } , generally
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH