[HPsquared]

1 ns * c = 1 ft, to put in perspective: 7 μs * c is 1.3 miles.

(Protip: just type "7 μs * c in miles" into Google)

[chasd00]

7 μs is also the time it takes light to travel about 1,400 Ariana Grandes.

[rkomorn]

In which direction? Presumably side to side?

[jjk166]

Due to relativity the length of Ariana Grande will appear to change such that all observers agree on the same speed of light.

[rkomorn]

But... https://en.wikipedia.org/wiki/Side_to_Side