The US Army bought some CASSPIR Mk IIs in 1999 as a result of a Foreign Articles Test statute that had taken years to get through Congress (who are very much into a "Buy American" attitude regardless of the fact that other people make good or better stuff)...

IIRC, they had earlier -- in the early 80s -- bought a Nyala and wanted to buy some Buffels but the combination of Track-centric Armot Officers and Congressionally beloved and sponsored contractors defeated the idea of producing any here. Until...

The knowledge of need was there, it got sat upon.