The study was too short to gauge LONG-TERM surviva

The study was too short to gauge LONG-TERM survival. They implied that there was some evidence that it reduced metastasis but the study did not go on long enough to measure this.

They said that chest wall cancer treatment seemed promising.

I think there is still some value in the intellectual property. It's possible that this works on other cancers. They say that the platform is proven, the technology does work to release the encapsulated drug. It just didn't work well enough to help these patients.