what technicians? they got kicked out after they got what they wanted instead of being put in positions of power. this is what he said, and what your link said.

So you didn’t read shit. Unsurprising.

Despite this, the affected specialists and their families were doing well compared to citizens of the Soviet Union and the Soviet Zone, apart from the suffering of deportation and isolation. The specialists earned more than their Soviet counterparts. The scientists, technicians and skilled workers were assigned to individual projects and working groups, primarily in the areas of Aeronautics and rocket technology, nuclear research, Chemistry and Optics. The stay was given for about five years.

For strategic reasons, they also did not want to leave military research and development in the SBZ, especially since the Potsdam Agreement provided for the demilitarization of Germany.

After this period of intellectual quarantine had passed, the specialists returned to Germany between 1950 and 1958, with the majority of them until 1954.[5] Before leaving, they were taught to keep their years in the Soviet Union secret. Some specialists received chairs in GDR universities (e.g., Werner Albring, Waldemar Wolff), became an East German party official like Erich Apel.