Musk’s latest claim was said about three months ago, but this Reuters report about the FDA rejecting Neuralink’s application has skepticism the issues can be worked out in another 90 days.

The agency’s major safety concerns involved the device’s lithium battery; the potential for the implant’s tiny wires to migrate to other areas of the brain; and questions over whether and how the device can be removed without damaging brain tissue, the employees said.

And that’s aside from the federal probe over allegedly transporting contaminated devices removed from monkey brains.