From a system design perspective, alas resources are limited and have to be allocated somehow, and in the absence of any metrics at all as you suggest, it would ultimately come back to who can tell the better story about their work. This is still at best only weakly correlated with the actual quality of the work.
And so we run up against https://en.wikipedia.org/wiki/Jerry_Pournelle#Pournelle's_ir...
The situation could definitely be better than the current one, but alas I don't have any magic solution.