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" ... "Century Series" aircraft. Air Force acquisition chief Will Roper has been pitching the notion that the service should buy improved combat aircraft every few years with the goal of only keeping them in front-line service for a decade or so before spiraling on to something better. Roper's model, or at least his metaphor, for this initiative is "Century Series" fighters developed in rapid succession during the 1950s that kept multiple plane companies engaged in continuously developing new ideas. But the original Century Series was a disaster: the F-100 program lost over 500 fighters to accidents; the F-102 never met performance goals; the F-103 was so poorly designed it was never produced; and the F-105 saw half of its entire production run lost to hostile fire or mishaps. There's nothing wrong with wanting modular, open-architecture aircraft that can be adapted to new operational challenges, but the pace at which Roper proposes to replace aircraft is certain to encounter political, fiscal and technological obstacles. Moreover, it is probably an over-reaction to technological ferment among potential adversaries. [A previous version of this paragraph conflated the Century-Series concept with a separate idea for "attritable" drones that could act in concert with the fighters.] ... "
" ... A single Valkyrie costs the U.S. military around $2 million. The low cost makes the drones more “attritable,” to borrow a U.S. Air Force term. That is to say, it’s acceptable to lose large numbers of them in combat. ... "