{TAIL ~ The second level interconnect} provided by the contact springs 20 greatly reduces {HEAD ~ failures} by accommodating CTE mismatch and therefore withstanding the temperature cycling 
{ TAIL ~ The second level interconnect } provided by the contact springs 20 greatly reduces { HEAD ~ failures } by accommodating CTE mismatch and therefore withstanding the temperature cycling
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH