Airports make 2/3rds of their money by renting space to shops, and the remaining third by allowing planes to fly. They have a strong incentive to be inefficient, so you will feel you need to arrive 2 hours before departure, or even more, because you don't want to risk losing your flight. I flew ~1,000 times, and saw ~300 airports. I could write tens of books on how to make airports better... But the problem is that t…
Say you arrive by taxi, you would go down the street in the middle, drop off at one of the four check-in areas (the triangular structures), then make your way through check-in and security and you're almost at your plane. The train station is below this structure and in the centre.
This opened in 1992 - Terminal 2, built later, uses a different approach with more shopping etc. along the way =)