As some other guy said, are fake profiles used to spread referrals.
And, if this takes so long the admin could simply explain the reasons and give updates in the manteinance message, unless he enjoys spreading FUD to his users.
They have never been good communicators. And I remember once there was a similar situation with Moonbitco where effectively the loyalty bonus was gone after they reappeared.
But now, honestly, I think that they just closed the shop and threw the key in the water.