do yo have to pay for enter FCOB or clear it? Fee include it
do you have to pay for get crafting Supra? Fee include it

With the fee you cover everything. Take less or more time, but you have access.
The problem is the community, it's not SE fault.
Players don't search an static or don't like raids. They prefer farm money and pay for a rush. It's a available style to play the game.