A sufficiently compact electric motor enables mounting it in the nose-wheel of commercial aircraft, allowing it to be driven around like a golf cart. This means the plane can taxi without the use of its engines, just the power from the APU. [1]
Also planes would not have to wait for a tug to pull back from the gate, which improves turnaround times for the airline.
Also planes would not have to wait for a tug to pull back from the gate, which improves turnaround times for the airline.
[1] https://www.wheeltug.com/