WB95:
1) Exactly what makes you interested in these girls (that aren’t interested in you)?
2) Isn’t there a reasonable consideration that someone who moved from one hashkafic practice to another is more likely to change hashkafic practices again in the future than someone who remained in the same hashkafic practice all his life? If so, there’s a legitimate reason to prefer someone who has been on the same hashkafic practice as oneself all their life.