> The users don't care if you wrote it in C++ or fortran as long as it performs well, doesn't eat all their ram, or create giant backdoors. In the short term,

> The users don't care if you wrote it in C++ or fortran as long as it performs well, doesn't eat all their ram, or create giant backdoors. In the short term, yes. In the long term however, this strategy could have been crucial. And the long term is precisely where open source software usually has the upper hand.