The drone gimbal holds the camera still much more effectively than any human can.
If those factors actually caused blurred photos, I'd have a lot of trouble shooting my pix.
I shoot fast moving ships and boats every week, from a fast moving...
This, plus the longer focal length results in a larger aperture that will also require a longer shutter speed to capture enough light. The longer the shutter speed, coupled with the fact the ship appears to be moving, plus drone movement...