Simplify the following text for a Grade 12 native English-speaking person.
Original: This problem has largely been eradicated with the advent of the `` new series '' version , as its remotely controlled dome and eyestalk allow the operator to concentrate on the smooth movement of the Dalek and its arms .
Simplified: The latest model of the costume still has a human operator within , but the movement of the dome and eyestalk are now remotely controlled so that the operator can concentrate on the smooth movement of the Dalek and its arms .