I think we're seeing yet another possible shift, and possibly another complete bastardization, of MAPS 3 as we know it. Two important references for you to read, and I'll provide my commentary and background angle later:
Lackmeyer article & Bombshell C2S/MAPS3 study from ADG
OK, well I lied, there's three because Mike Mize took some..uh..liberties with his C2S impact study, and somehow finagled it to attack transit (kill two birds with one stone, I guess).
Transit subcommittee official response to ADG study