Oliver Pabst, the master mind behind the AES Credits System, has updated his application once again. The new version is available at simMarket of course. “…..Â The AES Base Pack is totally free of charge and includes numerous credit free airports (see list below). Please note that AES requires 3rd party airports to be installed previously, these are available as separate purchases, with the exception of the default Nuremberg airport. To unlock full AES service on an airport you need to buy credits. Large complex airports will need 5 credits, medium airports 3 or less…..”.