I can confirm that after more than 3 weeks, on 5th January, I also received my Fun tokens.
Pity that FBC become so unreliable platform.
Waiting for so long to get your own funds is not acceptable. Especially with no sing from support.
My "premium membership benefit details" is showing nonsense, but interest is still properly credited.
Interest on BTC staking is probably automated, as almost all things that are 10 years old are. So i doubt you'll have any issue there.
I'm guessing at this point that the site was sold, and the new owner doesn't know what he's supposed to do