[pkdpic]

Somebody could probably throw out the probability of those two 10,000 sets overlapping. Not me though, unless it's 10,000^2...

[type0]

It's never 10,000^2. But the important part is: It's Over 9000!

[swiftcoder]

The Venn diagram of "people who regularly read xkcd" and "people who think about morse code" is pretty much a circle