Isn’t it obvious? Two of these overlapping next to each other, and make venn diagrams! :-P
It looks nice, but these kind of particle effects have been possible for years and years in Flash (two examples of particle libraries that can do things like this that I dimly remember from back in the day, Flint http://flintparticles.org/examples and Flare http://flare.prefuse.org/demo). They obviously have all the disadvantages of Flash, but also the advantages of reliable cross-browser reproduction and being well established.
I’m always a bit puzzled when people get excited by old ideas becoming possible in more restrictive new technology. It reminds me of people who buy iPads then get excited that they can attach a laptop-style keyboard accessory and install apps that give them rudimentary spreadsheets and word processors. I hope we’re not going to see a new wave of corporate sites with hellish 2-minute welcome animations which are apparently okay this time because they’re HTML5 not Flash…
Reminds me of the Complexification applets , my favorite being Substrate . It was even ported to an Android Live Wallpaper 
I LIKE WHAT I SEE COOLLLLLLLLLLLLLLLLLLL..
What kind of colormap is this applet looking for? I tried some ArcGIS maps and they didn’t work. It just output a black screen.
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There are rules—usually for specific chart types meant to be read in a specific way—that you shouldn’t break. When they are, everyone loses. This is that small handful.
We don’t all start our work days at the same time, despite what morning rush hour might have you think.
I almost didn’t make a best-of list this year, but as I clicked through the year’s post, it was hard …
Many lists of maps promise to change the way you see the world, but this one actually does.