How many planes could you keep in the air?

From Alvin Saldanha at www.alvinsaldanha.me.

http://www.youtube.com/watch?v=zpag4M5aq64

http://www.youtube.com/watch?v=q4j3fzJ-8eo

Two videos of the same airport, one of the busiest in the world.

Those air traffic controllers are meisters of multi-aircraft-tasking.