Suggestion for Automated System for Detecting and Rewarding Player Behavior

I know RIOT recently adopted an automated system for detecting and punishing bad behavior.

What if...

RIOT implemented a system for automatically detecting and rewarding good behavior? Imagine a system that automatically detects that you are positive during game. A system for automatically detecting toxicity is just keying in on key words and phrases used in chat. But there are plenty of key words and phrases used by players that are a positive influence on their team. Why not reward them automatically? Perhaps with an icon of Blitzcrank with an honor ribbon draped over him...