Can you pleas don't use upload comment for discussions. No one is guaranteed to read and respond to it. 
1. `=pedestrian` means pedestrianized roadway, physically capable of vehicular travel. It should be used for EVA, and park maintenance roads. 
2. It's not deleted. `highway=` + `area=yes` should be used for large wide open "squares" capable of moving to every direction. `area:highway=` should be used for linear areas already described by other `highway=` lines well. 