Knights Visual filming again

I do feel that orgies and gangbang are dying in JAVs, let't not even talk about creampie orgies/GBs.

Anybody knows why?
 
I do feel that orgies and gangbang are dying in JAVs, let't not even talk about creampie orgies/GBs.

Anybody knows why?
It probably doesn't sell well. Studios want to make money, so they film whatever will sell most copies.