Funnily enough if you leave the tab in the background, the events queue up and when you tab back there are a bunch of cards bouncing around at once: http://i.imgur.com/dNObRGb.png
I noticed a few other French easter eggs, like the names of the city "stive" is visiting during his acid trip, or that "the national train company is on strike, but you managed to reach Lille in less than 15 hours. #WIN".