Never.
However, the size of the drone can matter if you're planning to do something like attach LEDs to make it easier to see. Smaller drones have limited payload capacity and fewer accessory mounting options.
I'm not an Apple user, so I can't offer much help.
But if you could go to the download centre and see Fly listed, this is what it would look like:
Click on it to make it larger if needed.
I wonder if you scanned the QR code, would that work?
And...
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...
If you want to save yourself some time, skip to 2:03 where Russ states the following:
"Shipments are reportedly being blocked at US ports by Customs and Border Protection, based on guidance from other government agencies including the department...