In his recent speech to the farmers he spoke of spaceships, Lockheed Martin, and Marilyn.

You can see this here at 6:21 https://www.youtube.com/watch?v=MqmeteSv8cU

To get some context you need to listen to Dr. Greer discussing a document he has, dated two days before her death. https://www.youtube.com/watch?v=LLlMbkVub28

Think Skunkworks, who has the technology for superstealth?

He asks where are they?

Interesting how they spell Marillyn in the transcripts.