1) Perhaps this should be over in the
Travel&Dining: Midwest forum
2) Which restrooms specifically? It can't be all of them...
3) I disagree, frankly. I've been visiting the restrooms at MSP and ORD this week quite a lot (6 roundtrips in 4 days) and I found the restrooms I visited at ORD (on the H, K, and L concourses in Terminal 3) to be worse in general than the ones I typically visit at MSP.
4) Perhaps you should
contact the MAC to register your complaints.