The idea is not which missile (I'd even go with a Carl Gustaf), it's just to avoid one that does not work and is unlikely to be made to do so.

Your ancestors went in the wrong direction. My Tory Great, Great, Great, Great Grandfather headed west to Kentucky and did rather well for himself... So did my equal number of greats Rebel Grandfather. Alas, their Great, Great, Great Grandchildren married and squandered it all leaving me like unto a Churchmouse...