In this case there is almost no distinction. Assuming the model is as powerful as claimed, someone with access to the weights could do immense damage without additional significant R&D.

Which will eventually happen no matter what. That's why it's important to start preparing now.

Yes, I can see this as non releasable for national security reasons in the China geopolitical competition. Securing our software against threats while having immense infiltration ability against enemy cyber security targets....not to mention, the ability to implant new, but even more subtle vulnerabilities into open software not generally detectable by current AI to provide covert action.