It's worrying to see so many science educators who will not hesitate to take out their cameras and take pictures of the slides projected on a white screen in the conference. And they do so with flash! What ever happens to basic science knowledge (and manners).

From xkcd.com.

Just came back from supporting this event because someone I know still has a hand (literally) in the competition. Woah... Jiayou! The next break is coming at 7pm and that's the 30 hour mark!