Anyone who looks at the old transcripts of calls will see that Glenn mentioned these checkpoint tunnels several times and said that they are in discussions with some of these integrators to be the ETD provider for these equipment.
Yes, IMSC hasn't really changed protocols or con-ops. They made a better product to fit the existing con-ops.
I think that was smart. There's nothing wrong with having a "revolutionary" project on the side but to keep the business going you gotta have your bread/butter product that everyone will feel comfortable buying.