[tantalor]

This takes precedence: "Once is an accident. Twice is a coincidence. Three times is an enemy action"

https://en.wikipedia.org/wiki/The_Moscow_rules

[v64]

I think you meant to link to this [1].

[1] https://en.wikipedia.org/wiki/Goldfinger_(novel)

[pps43]

Like with birthday paradox, denominator is important. Considering how many large cities and days there are, this might not be an unusual coincidence.

[nefitty]

The rule you quoted is not​ on the list there.