One of the major problems aside from the monetization seemed to be that was kind of a dull game to watch on twitch.
Naaah, MTGO was launched in 2002 which… wait, it’s been 15+ years already ? Fuuuuck… Getting old sucks. I don’t like it, and I wish to cancel my subscription.
Unfortunately getting out of that subscription requires a pretty heavy penalty. 
Interesting doc on the rise and fall