I don't get the Lisp joke. I mean, the parens, obviously, and the horse on top might be a joke about prefix notation, but why does everybody look weird?
Lisp allows you to do it anyway you like. The weirdness is just everyone growling... Cause they're having fun!
Ah.
> You have to rescue the princess... In PHP...
Just jump through these 12 traps. When you're done, there's another 37 subtle gotchas. No biggie.