TORONTO – Rogers Cable is offering a free preview to MTV, the rebranded talktv channel that debuted last night. Until June 1, customers can watch MTV for free, on the analog tier. (In Toronto, it’s on channel 59.) After the preview, the channel will be part of its Ultimate TV Pak. CTV brought the MTV brand back to Canada after it failed as a diginet that launched in 2001 that was owned by Craig Media.