Historically, a new weapons system has had to offer increased capability in one or more of three areas—range, precision, or destructive power—in order for it to be accepted over existing systems.
Clark, David G.
"Set & Drift: Cruise Missiles: Offense in Breadth Added to Defense in Depth,"
Naval War College Review: Vol. 31
, Article 10.
Available at: http://digital-commons.usnwc.edu/nwc-review/vol31/iss2/10