They've replied to a tweet saying that it is too early for them to comment on what the services will be like tomorrow, which probably means that they'll still be broken.
Back when I was a season ticket holder, the really depressing thing about this was that, because of the way they calculate how much you pay per journey, you would only end up being able to claim back about £8 for this.
Well, I feel quite lucky. Was due to be in the London office today, but checked my calendar this morning, realised I didn't have any meeting that needed me to be there, so decided to work from the Brighton office. The Brighton to London line is an absolute joke.