The most important benefit is that if a build is reproducible, then a backdoored build is reproducible. The security benefits and security implications of bein

The most important benefit is that if a build is reproducible, then a backdoored build is reproducible. The security benefits and security implications of being able to reproduce what bad guys have done are huge. And by having this "threat" against the bad guys, which consists in saying: "If you poison the well, we'll find how you did it", suddenly the bad guys are having a much harder time being bad.