...and for a taste of the latest MMI (man/machine interface) being researched at Eurocontrol, try this great simu for free:
ATC Interactive 
http://users.skynet.be/atcsim/index.html
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...time danaos et dona ferentes
[This message has been edited by atc_ring (edited 08 October 2000).]
[This message has been edited by atc_ring (edited 08 October 2000).]