X dollars go in, x dollars go out. before, average revenue per market participant category was x/n. Now its x/(n+1). At the end of the day, unless their partic

X dollars go in, x dollars go out. before, average revenue per market participant category was x/n. Now its x/(n+1). At the end of the day, unless their participation increases x by more than their cut, they're just taking revenue from everyone in the game who actually provides value. They don't make the market more efficient.