Originally Posted by TVCMH

I agree that the current ERJ fleet cannot turn a profit simply by adding a first class cabin, but consider that every other major operates (or has on order) a regional A/C with at least 69 seats and you've got to imagine it's only going to be a matter of time before CO does the same...

AA CR7
AS CR7, DH4
DL E170*, CR7
NW ARJ*, E170*, CR9*
UA E170*, CR7
US E170, E190*, CR7, CR9

* = first class cabin