The feat:
Let's assume that they traveled from a galaxy to another one, what support this assumption is that they fly from another galaxy.
This states that the average reading speed of most adults is 200 words per minute. In the french text, we see a total of 9 words, for a total of 2,7 seconds for reading all of them.
Lowball[]
I'm taking the distance between to our closest galaxy which is about 25,000 light years. 2,365e+17/2,7 = 8.7592592592592592593e+16 m/s (Massively FTL+)
Highball[]
I'm taking the average distance between galaxies which is about 9,900,000 light years 9,3661232e+22/2,7 = 3.4689345185185185185e+22 (Massively FTL+)