[unacceptable] lifestyle him or herself? These are difficult questions.
Also, it seems most gedolim disagree with Rav Miller that there is no other factor which can outweigh values.
There’s a lot of room for distinctions between candidates, issues, and benefits, and the Agudah weighs all of it.
You (and others) make it seem like a clear cut issue, and it’s far from that, with much nuance.