Apple/Google's position also seems rather conflicted. On one hand, they appoint themselves as bouncers for their respective stores - both claiming to keep end

Apple/Google's position also seems rather conflicted. On one hand, they appoint themselves as bouncers for their respective stores - both claiming to keep end users safe. On another hand, they both allows themselves flexibility in selectively applying the rules when the app in question is lucrative or somehow related to their numerous other product categories. Who is watching the watchers?