OF tech support said that their account has been temporarily suspended pending compliance verification. We'll see if it comes back. In the meantime, it appears that they have created a backup account under @fit.twins. It isn't online yet though.
I think you get the wall Vids included in the VIP and a discount on the recorded livestreams which are not on the wall and only available thriugh DMs. I'm pretty sure VIP gets you access to the lives when they are happening though