Version 1.2.0.1 specifically served as a minor "Bugfix Release" to address issues immediately following the 1.2 launch.
The version referenced in your file, , was released on October 31, 2017 . It followed the major "Version 1.2" update, which introduced significant features: Silicon.Zeroes.v1.2.0.1.rar
Includes minor updates like the addition of "cow graffiti" and colored disconnected modules for easier troubleshooting. Security and File Safety Note Silicon Zeroes on Steam Version 1