I expected to enjoy the trip, but it far exceeded my expectations, and Drupalcon itself was very well executed and managed.
Stay informed with the Drupalcon Szeged blog feed. Our most important news also appears on Planet Drupal and you can get updates through Twitter. Socialize with attendees on the #drupalcon IRC channel on irc.freenode.net.
Trains are all right now. They go every hour at :42, last one at 20:42 to Budapest.