There are some, who want just get more money from our sport. F2 is too close to F1 and it has to be killed. There is made a lot of trouble for F2 drivers and race organizers just to make sure, that F2 class has to be killed. It is definitely too similar to F1.
Another class is F4s. Using this they try to kill F4. And they succeeded in that!
Two very popular classes are almost kaputt!