 In response to having such a stringent stance it has been extremely controversial and has caused a number of debates within the mixed martial arts community on its effectiveness.As a result, the UFC began experimenting on an online subscription model known as UFC Fight Pass in 2014.It is unclear how beneficial the service has been since its emphasis has been largely minimal next to UFC's partnership with Fox and noticeable decline in average PPV buyrates, highlighted by the S&P downgrading Zuffa's credit rating in late 2014.