Maybe not for the Korean scene, however their move to Twitch wasn't forced by Blizzard, as they used Twitch for a while beforehand in periodic spots when their

Maybe not for the Korean scene, however their move to Twitch wasn't forced by Blizzard, as they used Twitch for a while beforehand in periodic spots when their main site was having issues. Blizzard DID force them to show it on twitch, which is great. There are numerous other tournaments that wouldn't get the exposure they have today if it wasn't for Twitch.TV.