Freedom of expression is extremely limited. Freedom of assembly is extremely limited. What's missing from the government's position is an end-date for all of this. It was always implicitly the argument that Singapore could grow into a developed society where people could be trusted.
Because of the lack of transparency, we don't know whether the commander is a scapegoat, or if he is only one of many who should be arrested. The investigation must be conducted openly for people to have confidence that powerful figures will not be protected.
The government has cracked down so much that today most of the major activists are already in jail. That means good people who once stayed inside and system and pushed the rules and who could have been tapped to modernize China, have been forced to step outside the system.
Discrimination is forcing many people to live as outcasts, and the Chinese government tolerates it instead of combating it,