Should it become Vancouverized like the 2 lane Granville Mall bottleneck?
https://downtownseattle.org/advocacy-initiatives/third-avenue-vision/
If the 4 lanes are reduced to 3, the sidewalks can be widened & Seattle can still have a bus corridor that's wider than the one in Vancouver.
https://cdn.downtownseattle.org/files/advocacy/dsa-third-avenue-vision-booklet.pdf
https://downtownseattle.org/2019/01/third-avenue-vision-moves-forward/
https://downtownseattle.org/advocacy/transportation-access/