The nicolaitans are still with us today.
Anyone that insists that a congregation has to be anything other than a loosely knit cooperative study and worship group without elevated leadership is a nicolaitan.
Yeshua says that he hates them.
Rom_1:25 Who changed the truth of God into a lie, and worshipped and served the creature more than the Creator, who is blessed for ever. Amen.
Could it be any more plain???