That's one way to look at it. Another is that it's a clever budgeting strategy that outsources all the expensive R&D and production costs to their biggest ally.

That's one way to look at it. Another is that it's a clever budgeting strategy that outsources all the expensive R&D and production costs to their biggest ally. Israel took and continues to take billions of dollars of funding from the US to develop its military so a completely baffling example to cite.