It continued using PDP - 10 and DECSYSTEM - 10 - compatible hardware and retired the service in the late 2000s .
CompuServe was launched using 36 - bit PDP - 10 computers in the late 1960s .
CompuServe continued using PDP - 10 and PDP - 10     - compatible hardware and retired the service in the late 2000s .
CompuServe was launched using 36 - bit PDP - 10 computers in the late 1960s .