I can only second that! And it is so relaxed, came and go whenever you want. No hassle to get tickets like for Congress. Of course you will queue - a lot, but consider it part of the experience.
There are also several events around it that make it nice, like meeting random other FOSDEM attendees over a beer or dancing at ByteNight
There are also several events around it that make it nice, like meeting random other FOSDEM attendees over a beer or dancing at ByteNight