The "2008" version was a landmark release. It provided a robust engineering environment capable of handling complex automation tasks. It allowed engineers to design screens, create scripts (in VB Script), manage alarms, trends, and recipes, and communicate seamlessly with Siemens S7-300/400 and S7-1200/1500 PLCs.
But here is the reality check. Walk onto any factory floor in the world. Look under the panel view of that old mixing tank, that packaging line, or that CNC retrofit. You will see it: A Siemens (TP177, OP277, MP277) running firmware that hasn't been updated since Obama’s first term. wincc flexible 2008 sp6 free