This is the same economic problem that affects basic research. Open source software is a 'public good' - its usefulness is not diminished when it is used by others, and you can't prevent others from using it.
The longstanding solution to this problem is government support. This might not be a sexy solution on HN, but it is the obvious one.
The longstanding solution to this problem is government support. This might not be a sexy solution on HN, but it is the obvious one.