Wikileaks, though technically not a wiki, provides an easy means to disseminate information that some find it desirable to share against the wishes of those who find it desirable to keep secret. Aside from the morality of the leaking itself, such a service provides a look into the activities of...
The timer is your biggest enemy. Get the high scores by finishing levels as quickly as possible.
That said, you don't die if the timer runs out. You just lose points.
You might have to backtrack to find all the coins.