Originally Posted by
RolfD
why do you want to go to the airport earlier than you have to? If a recall airports are design to flight from point A to point B, unless you want to buy over price items at the stores or restaurants. finally there are 5 lounges at tegel that you can use before your flight leaves
Maybe it is different in the US, but there is traffic which can be bad (I guess in Germany trains are pretty reliable), and security (who knoes how long the line can be).
And just relaxing in a nice environment prior to takeoff, taking a shower (giving you extra time that morning)