(spoiler)<p>I suppose it wouldn't be true <i>art</i> without the obligatory "humans suck". Not sure when that snuck into the definition of "art" but it seems pretty entrenched now.
MUTO was a previous piece by the same artist which was very popular also. Painted on public walls in Buenos Aires:<p><a href="http://vimeo.com/993998" rel="nofollow">http://vimeo.com/993998</a>
I'm guessing this was not in Singapore.<p>That said WOW. That was an ambitious project. But what did the locals think of trail of white paint he left behind?