Not really. All they knew at the time was where they were. Distances were effectively measured in days of progress from one location to another. It was crucial to go in the right direction and be in the right place. A day or so variation in trip time was normal. Let's say your automobile odometer is broken and doesn't register, but you have a map. Is that a problem, or is that a "no big deal"?
I am just going by the content of the video.
As for travelling, wouldnt the scale distortion actually cause more problems for navigation?
Not really. All they knew at the time was where they were. Distances were effectively measured in days of progress from one location to another. It was crucial to go in the right direction and be in the right place. A day or so variation in trip time was normal. Let's say your automobile odometer is broken and doesn't register, but you have a map. Is that a problem, or is that a "no big deal"?
Is my fuel gauge operational or broken as well?
No. You always know what is in the hold. You always know where you are. You can plot your progress per day.
So how is the point about odometer broken relevant?