Is “6 IP Minimum” A Rule With Potential Legs?

We’ve heard about it, but only in whispers like David Forst “floating a concept” to Marcus Semien. No parameters have been laid out for actual consideration nor will it be voted on anytime soon.

The issue is that MLB is tired of the “openers” and “bullpen games” and 5.1 IP starts followed by a parade of 100 MPH throwing relievers. So they are starting a possible future preamble...