This is all interesting for a enthusiast. I have been reading the FCTM from Boeing but its great to hear mixed operational experiences from line pilots.
Now the tricky part using the rudder is for De-Crab during flare at approximately 20ft as you retard the Thrust levers and hold that pitch. Must take some considerable practice. I know most airlines don’t allow new Cadets with certain wind factor and hours on type to do any crosswind landing or takeoff