I'm part of the SymPy project and we opted out of a similar program tip4commit. It's a bit easy to game. If you do it per commit, someone could just break up th

I'm part of the SymPy project and we opted out of a similar program tip4commit. It's a bit easy to game. If you do it per commit, someone could just break up their work in smaller commits. The same thing with pull requests. I can see bounties for issues fixed, but a per commit system is fundamentally flawed.