> >  Ada .... says the programmers working
> >  on the newer versions of the GPS software, originally written
> >  in Ada, want to use C++.
> ----------------How can we help to disabuse them of this conceit?

This merits a stronger word than conceit.  I _try_ to be polite to those
that prefer C++ to Ada for new code, but to rewrite working widely-used
Ada so that it's in C++ requires stupidity if not malice.