1. BiS did matter. You didn't want too little or too much accuracy. The Demon Tabard of Aiming was BiS for Bards, better than both AIW and Dreadwyrm.

2. You're comparing the end of the base game gear to expansion progression gear.

3. There's two sets of 210: Gordian and the repaired ESO.

4. By normal scheduling we would've had Void Ark a month ago, which would've been another source of 200 gear, much like WoD gave 120