Of course players will request what they want whether it makes sense or not. However, the interview shows though that despite players request (such as playable alliance high elves or void elf paladins), if it doesn't make sense then blizzard are not likely to do it rather than try to fill the status quo.
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Elisande is at least impartial where as Vareesa is naturally biased. Who's a better judge, an impartial one or a biased one?