Originally Posted by
omlech
Dynamic Events CAN last weeks/months theoretically as long as they're not at the end of a chain. If they're in the middle and if no one does anything it will not move from that point. If an event gets to an end of the chain it will eventually reset at some point, but it's not anything like oh well no one has been around for 10 minutes time to reset.
For the OP:
Everything as a whole. Though if I had to name something specific it might be the fact that I can get into the game at level 1 and just go actually play with my friends, no waiting, no level restrictions, no quest step restrictions, just go out and have fun.