What's in it for the passenger? Having flown in the "bigger window" 787 several times, that's just PR spin. What flyers really want is more seat and leg room.
Couldn't pay me to fly an ARJ.
The proposal of an interim-step Embraer "Super" Tucano, with absolutely no pilot or critical systems protection from ground fire, and a single pratt turbo prop would be LOL material except...
Trump's ignorance and I-know-everything naiveté re Putin and Russia are extremely dangerous. Plus some Balts spend 3% of the gnp on defense already, more than the 2% goal.
"Who would rely on a single engine bird on air-combat, middle of the ocean or forest."
Most of the (non Russian) Air Forces depend on the F-16, good enough for you?