Then sadly it won't be good tool to involve alts into endgame like Legion MT was. Well, to be honest every expac should have something like that anyway, Horrific Visions and Torghast encourage only mains of higher difficulties.
In that case minimal public testing makes even more sense, they only have to check stability and tune it for one specific set of stats.

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I feel like the game would get 80% of its veterans back if,
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