Actually, its not hard to make RTG that survives reentry, multi RTGs did just that, one of them even being relaubchen after they recovered it. Also since some

Actually, its not hard to make RTG that survives reentry, multi RTGs did just that, one of them even being relaubchen after they recovered it. Also since some rather missinformed protests back in IIRC cassini times I don't thin anyone really cares about modern RTGs being launched these days.