In theory, couldn't their market be commercial rather than just defense/government ? Couldn't the propulsion system still be built for a non-radar deflecting pa

In theory, couldn't their market be commercial rather than just defense/government ? Couldn't the propulsion system still be built for a non-radar deflecting passenger/payload structure on the top ? Or their goal from get go was to be able to become a defense contractor/supplier ? [EDIT]:Just saw the video again. The primary goal indeed is to cater to the defense segment.