I think they're saying it has qualitatively different capabilities that make certain kinds of security work more worth pursuing with the model, not that the mod

I think they're saying it has qualitatively different capabilities that make certain kinds of security work more worth pursuing with the model, not that the model of human-AI interaction has changed. You're right that they're using a harness like everyone else. The general idea of giving the model a harness is not going to change. I mean even humans need harnesses to accomplish some things.