> all the C++ code is intended to have been replaced. That is not their goal at all, I don't where you heard that. Swift is currently stalled due to some block

> all the C++ code is intended to have been replaced. That is not their goal at all, I don't where you heard that. Swift is currently stalled due to some blockers listed on their issue tracker, but any usage of it will be in safety-critical areas first and not a complete rewrite of existing code.